Eligibility:

• Shotgun choke chart. Chokes are most commonly seen on shotguns, but are also used on some rifles, pistols, or even airguns. 705 for Modified, . A cylinder choke tube produces a very wide shot dispersion Sporting Clays Choke Chart. It is followed by Skeet(0. Silma No known interchange. What is a choke? A choke is the tapered constriction of a shotgun barrel’s bore at the muzzle end. If an improved-modified choke, 0. Order a print of the Sporting Clays Choke Chart, free shipping! 1. black powder, soft lead shot and fiber wads), a cylinder bore gave 70% at 20 yards, IC or quarter choke at 25, M or half choke at 30, IM or three quarter choke at 35 yards. 410 Bore Choke Size Chart; 28 Gauge Choke Size Chart; 20 Gauge Choke Size Chart; 16 Gauge Choke Size Chart; 12 Gauge Choke Size Chart; 10 Gauge Choke Size Chart; COLOR BAND GUIDE; IDENTIFY A CHOKE; STUCK CHOKE FIXES Mar 30, 2023 · The effective range of choke tubes for waterfowl hunting is between 20 and 40 yards. Jul 31, 2023 · Choke sizesare classified by both their measurement (to a thousandth of an inch) and by a special naming system. 40+. Choke tubes typically come in cylinder, improved cylinder, modified, improved modified, full, and extra full. 40 is the 486 side by side shotgun. The Shotgun Book. 5mm. Feb 17, 2024 · 9. 22 LR match rifles have a constricted bore diameter near the muzzle. Cylinder Bore. Refer to the chart below to locate the choke that fits your gun. 31931 posts · Joined 2006. Never force thread a choke in a barrel. Improved Mod. E-mail this product to a friend. Jan 28, 2018 · For targets up to 40 yards, use 3/4 choke (improved modified US) For targets up to 35 yards, use 1/2 choke (modified US) For targets up to 30 yards, use 1/4 choke (improved cylinder US) For targets less than 25 yards, use improved cylinder (skeet US) Please note, the above and below all relate to lead shot only. 770″, to more restrictive chokes of around 0. 685 for Full choke. Apr 21, 2021 · If a shotgun has an improved-cylinder choke, the constriction in the barrel is 0. 5 - 18 = . #3 · Jul 28, 2019. Markings on the barrels or choke tubes may provide some information but may not be as precise. Shotguns typically come with interchangeable choke tubes that can be screwed in or out to adjust the amount of constriction. The constriction of a choke is usually marked by how many notches it has in it. They’re frequently used for trap shooting, turkey hunting, and buckshot loads. Ensure compatibility before using any choke tube. Visual Method. Means less resistance against wads and shot. 603″), Modified(0. Thus, the thicker the choke, the further and tighter the shot will 3 days ago · IM. 19. STAY UP TO DATE! Stay in the know with new articles and promotions and get 10% off for signing up! What is the best choke for competition, turkey, deer, waterfowl or card shooting? Use our choke guides to make the best selection. Modified – green band. com jebschokes. The majority of information about chokes is from research undertaken by clay shooters and while this choke constrictions. The fastest way to identify the “Family” is to take down one choke you are currently using on your shotgun, clean it and cheek the markings on the side of the choke, here an example: In the example image, you see an Optima-Choke HP Choke. The measurement of restriction in these chokes is 0. "Cylinder" "Improved Cylinder" "Modified" Jun 21, 2022 · Shotgun chokes constrict the shot as it exits the barrel to make the shot pattern tighter than it would be if there was no choke used. Browning Midas Chokes. Improved Cylinder (IC): This moves to the more open end of patterns. Jul 3, 2023 · This means the Stoeger m2000, m3000, and m3500 shotgun chokes will fit Benelli shotguns that use the Mobil choke system, including: Benelli Super Black Eagle I, Nova & Super Nova, Legacy, M1, M3, and M4. This means that chokes designed for this system, such as those labeled as compatible with Beretta or Benelli shotguns, should fit and work properly with these models. Aug 30, 2008 · Draw a 30-inch circle around the center of the pattern and then count the pellets as a means to determine the accuracy of your choke. Sep 21, 2021 · The inside bore constriction at the muzzle end of a shotgun’s barrel is known as the “choke. 595″), Improved Modified(0. Currently 2 different chokes, please check chart for correct style. It is a nominal . 6 % pattern efficiency at 40 yards. 10. The classic Browning fixed choke dimensions (12 gauge) with a . 695 for Improved Modified, and . for Cylinder, . 's descriptions of choke borings are determined by measuring with a bore micrometer, irrespective of any markings on the barrels. There you have it! This chart is to be used as a starting point; there are exceptions for every shotgun and load. 4) Serial Number Method. • Hazlehurst, GA 31539 (912) 375-5456 • Customer Service Feb 19, 2024 · With a modified choke, a shotgun can effectively reach targets at distances of 40-50 yards. As a general rule of thumb, 2 ¾” shells are perfectly suitable for all applications up to geese and turkey. Just as a nozzle on the end of a garden hose controls the spray of water, the choke controls the spread of the shot, making it narrower or Apr 12, 2024 · Key Takeaways: Patterning the shotgun is the most accurate method to measure shotgun choke size. Improved Cylinder (. Shot size, lead hardness, temperature, speed, wad type, are some of the factor that must considered. The tighter the constriction of the tube, the farther the range. Non-American shotguns (12 GA. Feb 27, 2024 · Here are the best chokes for sporting clays and, more importantly, how to choose the best choke for you. All Choke Tube Sizes. Common choke tube constrictions are listed for open bore to a more restrictive turkey choke. Jul 3, 2023 · Follow these steps:– Unload and ensure the shotgun is safe. Measure the inside diameter of the muzzle with the calipers. Dec 9, 2023 · Identifying Notches. Improved cylinder – yellow band. The major diameter of the choke tube thread is 20 mm (. A Retay Gordion 20ga 3″ requires a minimum of ( 2-3/4 DRAM ) an example being 7/8oz shell with 1250FPS. 019 choke constriction--therefore you have a MODIFIED choke with an inside diameter of the the choke to be . Buy on Amazon. This has the effect of reducing the pattern so that the density of the pellets is increased, which gives a stronger result. Check out our awesome selection of Choke Charts in our Chokes and Choke Accessories! Shop now for Choke Charts at Briley, A Legacy of Shooting Innovation Optima HP choke tubes can be found in just about every diameter and choke manufacturers offer Optima HP choke tubes for waterfowl, upland game, and turkey hunting. Choke is a carefully measured constriction of the bore of a shotgun at the muzzle, designed to control the spread of the shot as it leaves the barrel. JEBS Choke Tube Interchange Guide 463 Burketts Ferry Rd. Duck hunting with a modified choke and 4 shot is a lethal combination. A poly choke is a type of shotgun choke that features an adjustable constriction at the muzzle, allowing shooters to change the spread of their shot pattern. A full choke, 0. The Crio® System combines a barrel frozen to -300° F with a cryogenically treated, longer choke tube. A choke tube is a removable interior tube at the end of a shotgun barrel that controls shot dispersion. What are the advantages of using an improved cylinder choke for deer hunting? An improved cylinder choke provides a wider shot pattern, making it suitable for closer range encounters with deer. Choke constriction is only one of many factors that must be taken in consideration when patterning your shotgun. 030 inches. Quantity: Description. A Retay Gordion 12ga 3″ requires a minimum ( 3-DRAM ), an example of this is 1oz 1200 FPS. Then Constriction = 18. Between cylinder and full, “improved cylinder” chokes constrict the bore about . 662". Feb 17, 2024 · The chokes that fit Benelli and Franchi shotguns are typically compatible with the Beretta/Benelli Mobil choke system. Briley Complete Sporting Clays Choke Package. 9 mm (. e. A Modified choke is the most popular choke tube size for waterfowl because it offers a versatile effective range for hunts over decoys where the range of shots varies. March 13, 2019 By GunnersDen. Bore Sizes and Constrictions. 03 inches and is considered the tightest of the more common types, not including a turkey or extra full choke. Jul 28, 2022 · Choke tubes control the dispersion of shot inside the shotshell. The various size chokes constrict the barrel thus tightening the spread of the shot. PLEASE NOTE: This chart is provided by Carlson Chokes. 005 less than US Mar 30, 2023 · SHOTGUN SIGHTS; ESSENTIAL GEAR; APPAREL; ALL ACCESSORIES; CHOKE INFO. 719 for skeet, . That means the inner walls of the barrel are straight all the way down. However, increasing the barrel constriction Dec 3, 2016 · Shotgun Chokes by Color. 716 for Improved Cylinder, . Shotgun choke is a constriction in the end (usually the last 3" or so) of a shotgun barrel which focuses the shot into a tighter stream--much like a nozzle on the end of a water hose, which does exactly the same thing for exactly the same reason. Shop now for Bore Sizes and Constrictions at Briley, A Legacy of Shooting Innovation. 20 gaugeis the second most popular shotgun gauge, trailing only that of the 12 gauge. Open or Cylinder Chokes have no constriction at all. How can I identify which screw in choke tubes I should use in my Beretta shotgun: Mobilechoke, Optima-Choke, Optima-Choke Plus, or Optima Choke (firearms) A choke is a tapered constriction of a firearm barrel at its muzzle end. Rarely will a current choke tube marked . Oftentimes, if you buy a new shotgun, it will come with either all 5 of these or a combination of these. 40 or 18. Sporting Clays Choke Chart. Open choke tubes are highly recommended to use for buckshot choke and birdshots at a short distance or range. Optima HP chokes are available in two versions, 18. Currently 4 different chokes, please check chart for correct style. There you have it! May 6, 2012 · This is 10% more than the improved cylinder choke and 20% more than the regular cylinder choke, but 10% less than the full choke. 30-50. Most shotguns come with modified choke tubes direct from the factory. Improved modified – black band. If your shotgun barrel is threaded for chokes, don't ever fire the shotgun without placing a Jun 13, 2019 · The practical range is from 10 to 25 yards for lead and 15 to 30 yards for steel. 585″). View Larger Image. 375-5456 info@jebschokes. Their ideal pattern is found at 30 to 40 yards. 1) Visual Method. Are all choke tubes interchangeable? No, choke tubes are designed to fit specific shotgun models or barrel threads. 9 % pattern efficiency, while a Teague long taper choke produced 77. APPROXIMATE NUMBER OF PELLETS PER LOAD CHOKE & PATTERN PERCENTAGES. It distributes about 70% of a shell’s pellets in a 30-to-40-inch circle at 40 yards or more. Any choke with constriction of . 005") = . ) MISCELLANEOUS 1. Chokes. It can be used for closer range clays, bird hunting at close range, and is Improved Cylinder – The ideal range for improved cylinder choke tubes is 20 to 30 yards. When a shotshell is fired, shot travels down the bore, exits the muzzle, and begins to “spread out. com 463 Burketts Ferry Road Hazlehurst, GA 31539 A “Cylinder Choke” will provide the best accuracy. 25-40. Here are the choke constrictions for a 16 gauge, at least according to Briley: Skeet (. The Cylinder Bore has an effective range of less than 20 yards, which makes it impractical for most hunting purposes. Chambers. A Nigel Teague short taper choke produced 72. 4 and you have the constriction in inches. The length of the threaded portion is a nominal 15. The payload is the shot coming down the barrel, and that shot is concealed in a wad. Jun 18, 2023 · A choke constriction refers to a restriction at the end of a shotgun barrel that changes the spread of the shot. 652". 044 inch as Full. It is not the bore diameter of a shotgun barrel that determines the pattern May 5, 2023 · A full choke has tight constriction that results in a dense shot pattern. But remember, it all depends on the bore diameter. Premium Bore Sizes and Constrictions Choke Charts which are manufactured to be the best in market with the highest quality shotgun, firearm, and rifle standards. 010: 40 inches at Feb 5, 2019 · Learn how to pick the right choke tube for your shotgun shooting style and range. 004 inch constriction as Cylinder, all the way to . The tighter the choke the heavier the radial forces, the tighter the pellets are squeezed together so the pattern holds tighter over a longer distance. 009 to 0. 013″ and therefore may be used with rifled slugs; however, accuracy may be compromised. 010 inches. [1] Notably, some . 600″ to 0. Savage Interchanges with: Winchester and Mossberg 500 Style Threads. The reason for tightening the pattern is the tighter your choke, the further your pattern will hold as it travels. Conversely, the less restriction you have in the shotgun choke the more loosely the pellets are held together and the faster the pattern opens up. American Arms: Interchanges with Fausti/Traditions shotguns style threads. Jones. Apr 5, 2022 · Neither open nor tight. Once the choke tube is removed, examine the outer rim of the tube where the notches are located. Full choke tubes are best for long distances around 40 yards. 78 mm (2. Shooting accuracy is significantly Apr 27, 2022 · There are a variety of choke sizes that restrict a shotgun’s bore to a greater or lesser degree. 1. Serial #201836 or higher is Beretta/Benelli standard threads. This means the modified choke will give you a little bit more firepower when shooting within 30 to 40 yards away. 590″), and Full(0. At 25 yards, you will have a 40-inch spread with a cylinder choke. Ammo: Yardage: Constriction: Spread: Percentage: Cylinder choke: Buckshot Birdshot Rifled Slugs: Less than 20 yards: 0: 40 inches at about 25 yards: 70% - 25 yards 40% - 40 yards: Improved cylinder choke: Buckshot Birdshot Rifled Slugs: 25 yards: 0. Feb 25, 2024 · About 40 percent of a shell’s total pellets will fit in a 30-inch circle at 40 yards without constriction. By picking the right choke, you can increase your chances of hitting a target. As a rule, a heavier load weight will require less velocity to properly cycle in any inertia shotgun. Remington shotguns have two different choke systems. 625″. 00 inch) from the breech end of the choke tube. 2. This chart shows the results to be expected as choke constriction is increased. Premium European to American Markings Choke Charts which are manufactured to be the best in market with the highest quality shotgun, firearm, and rifle standards. How do I remove and install choke tubes? Always refer to your shotgun’s manual, but typically, choke tubes can be unscrewed or installed using the provided wrench or key. Cylinder – has no color band. 020 inches or about modified. Close, moving targets require a more rapid response. This is a conventional shotgun choke with about five thou of constriction. Hazlehurst, GA 31539 Office (912) 375-5456 JEBS CHOKE TUBES RHAG G 912. Ranges can exceed 50 yards with tight chokes such as Improved Modified and Full. The table above represents the average % of pellets with common loads, that should be inside a 30” or 76cm circle of a patterns Choke Tube Interchange Chart. Carlson does also manufacture the 12ga turkey chokes in a ported style. –. It is commonly used in hunting and competitive shooting to adapt to different target distances and shooting conditions. Without a choke tube added to the barrel's end, there would be no way to control the barrel's payload. 005 less than US Feb 4, 2022 · Most shotguns that are made for defensive use or law enforcement have what’s called a cylinder bore or open choke. 729 inch bore are . 725″ to 0. Apr 19, 2017 · Brownells Gun Tech Steve Ostrem fills us in on some of the very basics of Shotgun Choke tubes. Modified chokes are just tight enough for shots out to 50 yards, but not too tight for up close decoying action. 410 bore barrels in multi-gauge sets will be STANDARD INVECTOR for all Browning shotguns. 035 inches. 00. Improved Cyl. See a shotgun choke chart and reviews of the best chokes for ducks, geese, turkeys, doves, clays, and buckshot. 3) Barrel Markings Method. Compare the measurement to a choke size chart to determine the choke constriction. 657". If your shotgun has an 18 to 20-inch barrel, it’s probably a cylinder bore. Overview of Shotgun Choke Tubes With Lead Shot; Choke Tube Type: Recom. A poly choke can edge between the four, creating sub groups of tighter or wider shot patterns as the need arises. If you would like to report a suspected counterfeit Extreme Chokes product or have questions concerning this issue, please contact us at 805-889-6131 (Monday-Friday, 8AM-5PM PST) or at extremechokes@gmail. 60. Chokes in modified work great for combo duck and goose hunts. Mar 30, 2023 · The diameter of a modified choke tube is 0. 4) Light Optima-Choke choke tubes will be marked Optima-Choke. See the image below. 020 inches. 680″. So, if we assume you gun has a standard 16 gauge bore, the cylinder choke will be . Improved Modified – Not always commonly found as Mar 30, 2023 · Birchwood Casey Splatter Target. Weatherby recommends slugs only be fired using a non-ported How to identify the right Choke Tube for your gun: Identification Methods. [citation needed] Mar 13, 2019 · Shotgun Choke Tubes Interchangeability. *Percentages shown are averages, and individual guns or loads may show different results. Creates a uniform shot pattern. May 9, 2021 · Shotgun choke does as it sounds. Shotgun Choke Chart. Secure the barrel on a stable and level surface. Using the same procedure, your other barrel will be about . Choke tube markings indicate an improved modified choke tube with two notches. Find out the types, benefits and history of choke tubes, and see a chart of pattern spread for different chokes. A perusal of the above information shows that many of the assumptions and old wives tales attributed to shotgun dimensions are just plain wrong. Baikal/European American Arms: Jul 5, 2015 · Typically (with the old ammunition, i. Note the effect of choke dimin-ishes as the upper limit of effective choke is reached. (1118) $12. To identify the notches on your shotgun choke, start by unscrewing the choke tube from the shotgun barrel. He covers the applications of different chokes as well as maki Sep 22, 2021 · A choke determines how wide a pattern your shotgun will spread pellets. Creates an even-grained, slick surface. 30-45. Sep 14, 2023 · Generally speaking, these are the 5 degrees of constriction that you will find in a choke tube. Visualise shotgun choke in the same way as a camera aperture which opens or reduces to give more or less light. May 9, 2004 · Sako/Tikka 12ga Interchanges with: Browning Invector Plus Style Threads. Note: Mobile-Choke “Family” could also be marked as “PB” or “ST”. 040 or full choke. A modified choke should put 60% of its pellets in the circle. Hallowell & Co. The only shotgun currently using 18. If you have any questions, please contact Carlson Chokes. 729 and have . Carlson’s Ported Turkey Chokes have horizontal slot ports allowing gases to escape quickly reducing recoil and muzzle jump. The start of the threaded portion of the Optima-Choke tube is located a nominal 50. (EXAMPLE: Y ou have a 12 gauge shotgun with a true bore diameter of . 705 inches on a 12 gauge fixed choke shotgun. Additionally, both Benelli and Stoeger Mobil chokes are compatible with the following Beretta shotguns: Beretta 301, 302, 303, 390, older 391 choke constrictions. Most shotguns come with interchangeable choke tubes that can be easily removed by hand or with the help of a choke wrench. SIG Arms No known interchange. Premium Sporting Clays Chart Choke Charts which are manufactured to be the best in market with the highest quality shotgun, firearm, and rifle standards. 621″), Improved Cylinder(0. Beretta Victory Mobilchoke Extended Chokes. While some Retay Inertia Plus Shotguns Jan 25, 2004 · winders said: The standard bore for a 16 gauge is . There are three common chamber lengths for shotguns: 2 3/4″, 3″, and 3 1/2″. And . 020″ or more can result in damage to the barrel. ”. While some Retay Inertia Plus Shotguns All chokes produced after December 1st, 2017 feature such stamp for easy identification of a genuine product. Feb 25, 2024 · Learn about different types of shotgun chokes, how they affect your shooting performance, and which ones to choose for various hunting scenarios. 4mm/in= . 010") = . For a far more recent, computer analyzed set of documentation we can consider "Sporting Shotgun Performance" by A. Choke Tube Constrictions chart. Full choke will place 70 percent of the pellets from a shotshell inside a 30-inch circle at 40 yards. A full choke on a shotgun is the best fit for heightened accuracy and it allows you to shoot precisely at up to 40 yards, and often more than that. 463 Burketts Ferry Rd. Price: $2. This variation happens in three chokes related to the 12-gauge, as you will see in the skeet II and modified chokes. SKU:CHCHART. The purpose of a choke is to alter the distribution of the shot as it leaves the firearm. Feb 17, 2024 · Choke tubes are used to constrict the bore of a shotgun, controlling the spread of the shot pattern. Freezing the barrel…. Knowing the diameter of a choke tube is important in order to identify choke tube constriction. Browning chokes are available in Invector, Invector Plus, and Invector DS. Relieves the stresses caused by hammer forging. Feb 17, 2010 · Then just divide the constriction by 25. A poly choke can create the shot pattern than single barrels, in the four popular choke sizes contain. If a modified choke, 0. As with all choke tubes, you should pattern your shotgun to see what choke works best for the distance you will be European to American Markings. Depending on things like manufacturer and age, an IC shotgun choke for a 12-gauge can range from 0. Cabelas Choke Tubes. CHOKE INTERCHANGE; DIAMETER AND SIZES. The thread designs for each of these chokes are different and can only Bore Sizes and Constrictions. Jun 21, 2022 · Shotgun chokes constrict the shot as it exits the barrel to make the shot pattern tighter than it would be if there was no choke used. With the duffer’s gun, I once accounted for 18 average pheasants for 17 shots. What types of chokes are available for Pointer shotguns? Pointer shotguns often use common choke tube designs such as full, modified, improved cylinder, and cylinder chokes. The tighter the choke, the less the shot will spread, and the denser it will be at a distance. The choke tube table above shows the diameters and constrictionsyou can expect for choke tubes and shotgun barrels for the Remington 870 and other Remington 12-gaugeshotguns compared to common fixed choke shotgun gauges. Jul 24, 2018 · Oh, if your question involves shot size, I think you could consider #9 to be effective out to 25 yards or so; #8 to be effective out to 40 yards; and #7 1/2 beyond 40 yards. Jul 3, 2023 · This chart shows the popular Browning choke tube diameters for 20 gauge, 12 gauge, and 10 gauge shotguns. 625 inch). Improved modified also makes a great long range choke with larger steel shot. You will want to keep targets close with an open choke; within 25 yards is ideal. 724 in. Carlson’s Chokes. Mar 30, 2023 · Cylinderis the least restrictive 20 gauge choke size at 0. 70$7. In all cases, the 16 and 28 gauge and . With today's premium ammunition though, things change a bit. There are exceptions, like the newer version of the Beretta 1301 Tactical which Oct 1, 2017 · A choke tube also determines to some extent the shotgun’s effective range. Beretta Optima-Choke HP. Shop now for Sporting Clays Chart at Briley, A Legacy of Shooting Innovation. 2) Choke Measurement Method. Optima-Choke choke tubes will be marked Optima-Choke. com. The way a choke is measured is by the diameter of the pattern it creates at a fixed distance. 5mm/25. 787 inch). Shop now for European to American Markings at Briley, A Legacy of Shooting Innovation. Most modern shotguns are built to accept both 2 ¾” and 3”, and many will accept 3 ½” as well. 010 inches, “modified” constrict Optima-Choke choke tubes will be marked Optima-Choke. A full choke should put 70% of its pellets in a 30″ circle at 40 yards. 040 inches. Sep 1, 2021 · A shotgun choke modifies how shot leaves the barrel, and therefore how it travels through the air. Contents [ show] A Retay Gordion 12ga 3″ requires a minimum ( 3-DRAM ), an example of this is 1oz 1200 FPS. The Cylinder Bore (sometimes called a Cylinder Choke) refers to the shotgun barrel when used without any choke to tighten the pattern. Cylinder choke tubes come with the freest flight patterns and offer a viable firing range that is the most precise. And an improved cylinder should give you 50%. “Full” chokes constrict the bore by about . Full – white band. Aug 19, 2021 · Full Choke. Discover easy to install shotgun barrels, shotgun chokes and firearm choke tubes from Cabela's that are designed to produce a more consistent pattern. “Cylinder” chokes don’t constrict the bore diameter at all. By analyzing the spread of the shot on a pattern plate, you can determine the level of choke constriction. Third, chokes can be told apart by their color band. Full. C. That is, it constricts or narrows the barrels of a shotgun. Choke measurements range from open chokes of around 0. ) normaIly have a true bore diameter of approximately . 3. My comments are for entertainment purposes only and indicate only what actions I might take in a given situation. Lower – none available. For example, a full choke is most effective at 40 to Feb 17, 2024 · February 17, 2024 by Robert Carlson. The 20 gauge is used for upland game hunting for quail The points below are essential for you to choose the correct choke tubes for a multi-barrel set. Jul 28, 2019 · RandyWakeman. 710. This gives the widest pattern and thus the least shot pattern density. Mar 2, 2018 · Improved Cylinder: +/- 50%. Moreover, They deliver a broad pattern that kills targets at short ranges. 11. Our “Improved Choke” tubes have a constriction of . Mar 30, 2023 · The choke tube table above shows the diameters and constrictions you can expect for choke tubes and shotgun barrels for Benelli 12-gauge and 20-gauge shotguns featuring the Crio, Crio Plus, and Mobil choke systems. Savage/Stevens 411 SxS Interchanges with: Baikal/EAA and Standard Tru Choke Style Threads. Lets say that the bore diameter is 18. May 30, 2023 · The second shotgun choke that worked really well in the field – in that it was effective and forgiving in use – was a standard Beretta Improved Cylinder Mobilchoke tube. This is the do-all choke. Choke Chart. Modified – Sitting at the middle of the pack, modified choke tubes are a good general choke size to use when not sure whether shots will be close or far. For a close proximity target a wider spread of shot is ideal, whereas at distance a tighter shot pattern is preferable. It is not the bore diameter of a shotgun barrel that determines the Mar 22, 2017 · The choke is a tapered constriction placed at the muzzle of a shotgun barrel, it reduces diameter below that of the bore and its purpose is to shape the spread of the shot in order to facilitate shooting at various distances and target types. These choke tubes exhibit a common way to designate the choke type with notches in the rim. This list is to be used SOLELY as a guide; there are always exceptions. Generally, 12 and 20 gauge barrels in Citori 725 sets will be Invector-DS. A full choke has the largest reach, or distance keeping The above chart tracks the Browning shotgun barrel and choke specifications inclusive of the differences from fixed choke to Invector screw choke to the current Invector Plus barrels and chokes. ha gn fo mc kz sy fa lf mt nv