Brownells Coupon Codes, Discounts and Deals

(1,471 deals total)

100-018-766WB AR-15 PRSGen3 Precision Stock Adjustable Rifle Length FDE Color: Flat Dark Earth Style: Adjustable Type: Rifle Length Material: Polymer Description

100-027-358WB 1-6x24mm Circle Dot Duplex with AR Mount Battery: CR-2032 Click Value: 1/2 MOA Eye Relief: 3.50", 4.30" Finish: Matte Black Focal Plane: Second, ... click details to view more.... Description Specs

100-011-565WB AR-15 MOE Stock Fixed Mil-Spec BLK Color: Black Style: Carbine, Fixed Type: Mil-Spec Material: Polymer Description The MOE Fixed Carbine Stock provides a fixed, non-collapsing stock option for carbine length buffer tubes. The MOE Fixed Carbine Stock has a slim profile, improved cheek weld, and multiple sling attachment options, and is compatible with the ASAP Plate and PRS Extended Rubber Butt Pad. Installation is non-armorer and does not require the castle nut or lock plate to be removed. Uses the Magpul Type 1 QD Sling Mount. SKU#: MAG480BLK

Aguila Centerfire Handgun Ammunition - The Aguila Advantage will hit dead center. A wide variety of calibers from the standard to the unique, Aguila offers high-quality rounds that cycle flawlessly with remarkable consistency in both velocity and accuracy. The use of Non-Corr Priming means reliable ignition in any weather condition. 105-000-631WB 9mm Luger 115gr Full Metal Jacket 50/Box Cartridge: 9 mm Luger Bullet Weight (Grains): 115 Rounds: 50 Bullet Style: Full Metal Jacket (FMJ) Brand Style: Centerfire Muzzle Energy: 399, ... SKU#: 1E097704

100-009-321WB AR-15 STR Stock Collapsible Mil-Spec BLK Color: Black Style: Collapsible Type: Mil-Spec Material: Polymer Adjustable Carbine Stock With Internal Battery Storage

Lyman's Turbo Sonic ultrasonic cleaner uses a combination of heated solution and ultrasonic frequency vibrations to break loose the toughest carbon and powder fouling in 10 minutes. Millions of small, fast-moving bubbles penetrate deep into the tiniest nooks and crannies, leaving heavily-fouled cases or gun parts clean as new. Features five, timed cleaning cycles from 3 minutes all the way up to 8 minutes for complete hands-off operation. Large 84 oz. (2.5 liter) stainless steel tank holds up to 240, 308 Winchester cases or 900, 9mm cases.

100-013-980WB MS4 Dual QD Multi Mission Sling GEN2-BLK Color: Black Material: Nylon Style: Quick Detach Description The MS4 Sling is a Dual-QD version of the standard MS3 Sling. With Push-Button QD Sling Swivels in place of the standard Paraclips, the MS4 provides a two-to-one point convertible sling option compatible with front and rear QD Attachment Points. SKU#: MAG518BLK

100-026-955WB MS1 QDM Sling Black Color: Black Material: Nylon Style: Quick Detach Width: 1-1/4" Description

100-026-951WB G17 PMAG GL9 Magazine 9x19 10rd Polymer Blk Cartridge: 9 mm Luger Capacity: 10-Round Quantity: 1 Finish: Black Material: Polymer Description Specs Magpul’s latest PMAG 10 GL9 for the Glock®17 is designed to provide the same quality of performance of the proven Magpul PMAG series of Glock® magazines while providing an alternative product to those in locations where magazines are restricted. Whether being used for competition or regular everyday use, the Magpul PMAG 10 GL9 is one of the highest quality restricted capacity magazines available.

940-000-993WB M&P 9mm Magazine, 17-rounds Cartridge: 9 mm Luger Capacity: 17-Round Quantity: 1 Finish: Black Material: Steel View Schematic Description Specs Brand-new replacement magazines from your pistol’s manufacturer ensure your spare mags work just as well in your M&P as the ones that came with the gun. Have plenty on hand – a personal defense or carry pistol is only as reliable as the magazine in it. Big Book Catalog, Issue:69, Page:220 SKU#: 194400000

780-001-405WB BX-25 Magazine Black 25-Rd 2-Pk Cartridge: 22 Long Rifle Capacity: 25-Round Finish: Black Material: Polymer Quantity: 2 Description Specs This two-pack of genuine Ruger® factory magazines with Ruger logo has been tested and has proven to feed as reliably as the standard BX-1 10-round Ruger® rotary magazine. BX-25® magazines will work with any factory original 10/22® Rifle, SR-22® Rifle, 22 Charger™ Pistol, .22 LR Ruger American Rimfire® Rifle and .22 LR Ruger 77/22® Rifle. SKU#: 90548

The next-generation PMAG 30 GEN M3 is a 30-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. The next-generation PMAG 30 Window GEN M3 features transparent windows to allow rapid visual identification of approximate number of rounds remaining. Along with expanded feature set and compatibility, the GEN M3 incorporates new material technology and manufacturing processes for enhanced strength, durability, and reliability to exceed rigorous military performance specifications. Mfr Part: MAG556BLK 100-011-219WB

100-011-587WB Power Professional Turbo Sonic Cleaner Description Specs Turbo Sonic Power Professional Ultrasonic Cleaner Lyman has introduced the market's largest and most powerful ultrasonic cleaning system: The Turbo Sonic Power Pro. This system's extra long, heated tank and ten powerful industrial transducers allow gunsmiths, armorers or any shooter to quickly and easily clean, lubricate and protect the widest range of metal items.

100-026-106WB G17 Gen 1-4 Full Size Flame Threaded Barrel SAAMI 9mm BLK Cartridge: 9 mm Luger Finish: Black Style: Threaded "Custom" Performance from a Drop-In Barrel The "Flame" Match Barrels for Glock® 17 from Faxon Firearms have innovative, variable-depth fluted "flames" that help dissipate heat to keep the barrel cool and give extra rigidity. The result is barrels with a strong resistance to accuracy drift due to heat warpage - a real plus in a hard-running action competition pistol. Besides, it also looks cool!

100-200-282WB ATN PVS7-2 Night Vision Goggles Generation: 2 Description

The Viper Red Dot's super-low mounting height makes it the perfect solution for handguns with cutout slides. The Viper gives shooters the simplicity and speed advantage of a dot sight, while co-witnessing with stock iron sights. The trade off? Nothing. The 6 MOA dot diameter gets shooters on target fast. Finish: Matte Black Magnification: 1x Power Supply: (1) CR 2032 Lithium battery Reticle: 6 MOA red dot Weight: 1.34 oz Mfr Part: VRD6 100-017-321WB

100-009-033WB AR-15 Enhanced SOPMOD Stock Collapsible Mil-Spec BLK Color: Black Style: Collapsible Type: Mil-Spec Material: Polymer View All Dream Guns® Description Improves Cheekweld & Provides Waterproof Storage For Small Items

The Aguila Advantage will hit dead center. A wide variety of calibers from the standard to the unique, Aguila offers high-quality rounds that cycle flawlessly with remarkable consistency in both velocity and accuracy. The use of Non-Corr Priming means reliable ignition in any weather condition 105-000-631WB 9mm Luger 115gr Full Metal Jacket 50/Box Cartridge: 9 mm Luger Bullet Weight (Grains): 115 Rounds: 50 Bullet Style: Full Metal Jacket (FMJ) Brand Style: Centerfire Muzzle Energy: 399, ... click details to view more.... Description Specs

Chrome-lined, button rifled barrels feature 223 Wylde chambers and 1-8" twist for enhanced accuracy potential with both .223 and 5.56 NATO ammunition. Unique chrome-lining process maintains uniformity throughout the bore and hand-lapping helps ensure smooth, consistent lands and grooves. Gas ports are optimized for barrel length and chambering to help ensure reliable cycling, and are available for carbine, mid-length, and rifle gas systems. Also features 1/2"-28 tpi muzzle threads for standard comps and flash hiders, plus M4 feed ramps on barrel extension to aid in smooth, reliable feeding.

100-004-958WB Rifle Rod Starter Kit, 10-Pak Color: Black Height (Inches): 16" Material: Injection-molded Plastic Quantity: 10 Style: Safe Accessory Description Specs Maximize Space, Organization and Accessibility of Long Guns in Safe Think your gun safe is full? Think again!

105-000-631WB 9mm Luger 115gr Full Metal Jacket 50/Box Cartridge: 9 mm Luger Bullet Weight (Grains): 115 Rounds: 50 Bullet Style: Full Metal Jacket (FMJ) Brand Style: Centerfire Muzzle Energy: 399, ... click details to view more.... Description Specs Aguila Centerfire Handgun Ammunition.

100-011-315WB Reaction Rod Description Specs Secures Receiver & Barrel For Assembly & Maintenance

780-001-405WB BX-25 Magazine Black 25-Rd 2-Pk Cartridge: 22 Long Rifle Action Type: Semi-Auto Capacity: 25-Round Finish: Clear Quantity: 2 Description This two-pack of genuine Ruger® factory magazines with Ruger logo has been tested and has proven to feed as reliably as the standard BX-1 10-round Ruger® rotary magazine. BX-25® magazines will work with any factory original 10/22® Rifle, SR-22® Rifle, 22 Charger™ Pistol, .22 LR Ruger American Rimfire® Rifle and .22 LR Ruger 77/22® Rifle. SKU#: 780001405

100-025-579WB AR-15 Raptor Charging Handle w/ Talon Safety Selector Finish: Black Hand: Ambidextrous Enhances the Controls on Your AR-15 The Radian Weapons AR-15 Ambidextrous Raptor Charging Handle with Talon Safety is a product pairing you'll only see from Brownells, and the setup ensures that AR owners have two enhanced elements that are vital parts of any improved AR-15 rifle. - Black finish - Made from 7075 aluminum - Safety selector provides 90-degree or 45-degree throw - Selector can be used in most AR-15 and AR-10 rifles

100-023-739WB S&W M&P Shield Threaded Barrel 9mm 1/2x28 Cartridge: 9 mm Luger Finish: Nitride Style: Threaded Description Specs What s Better Than a Shield? A Suppressor-Ready Shield! The SilencerCo S&W M&P Shield threaded replacement barrel sets you up to install a sound suppressor on your pistol for quiet practice and home defense use. Machined from stainless steel, these barrels are cut to factory dimensions for a neat, drop-in fit to your M&P. - Fits M&P Shield chambered in 9mm - 1-10" RH rifling

100-017-520WB Red M&P Shield Action Enhancement Trigger Kit Finish: Red Description The Shield Action Enhancement Trigger Kit directly replaces the factory hinged trigger with a red anodized, solid aluminum trigger body which reduces pre-travel and over-travel by approximately 20%. It features a smooth face with a center mounted pivoting safety that maintains factory safety values. The center mounted pivoting safety bar prevents unintended operation by creating a trigger block that will not disengage unless the shooter places their finger directly on the trigger face.

105-000-801WB 300 AAC Blackout 147gr FMJ 20/Box Cartridge: 300 AAC Blackout Bullet Weight (Grains): 147 Rounds: 20 Bullet Style: Full Metal Jacket (FMJ) Muzzle Energy: 1407 Muzzle Velocity (feet per second): 2076 Description Specs Full Metal Jacket projectiles are the ideal choice for recreational target shooting and training. When you want great value without sacrificing quality and performance, you can rely on Sellier & Bellot full metal jacket ammunition to deliver results. Ammo WARNING

The PPQ M2 is a true breakthrough in ergonomics for self-defense handguns. The sculpted grip meshes smoothly into the hand. The trigger is the finest ever on a polymer, striker-fired handgun. The styling is elegant and trim. What’s more, PPQ M2 has been updated for 2013 with a new traditional reversible mag release button. The leading edge just took another step forward. ITEM DETAILS Action Type: Striker Fired Barrel Length: 4" Capacity: 15+1-Round Cartridge: 9 mm Luger Finish: Black Front Sight: Fixed Length: 7.1" Magazine Included: 2 x 15-Round Magazine Type: Removable

100-012-468WB Ruger® LCP® Defender Accu-Guard Red Laser Battery: 1/3N Lithium Battery Life: 2 hours Color: Black Laser Color: Red Laser Output: 5mW Material: Polymer Description

732-000-504WB Magazine, 250, 320, 45, Subcompact, 6 Rd Cartridge: 45 Auto (ACP) Capacity: 6-Round Quantity: 1 Finish: Black Material: Steel Description Specs Sig Sauer P250 and P320 factory replacement magazines are available in all the calibers and capacities that the pistols come in. Sometimes the quickest way to solve a problem with feeding or cycling is to make sure you are using only original factory magazines in your Sig Sauer P250 and P320 pistol.

100-011-457WB Barrel 5.755" Threaded Govt 45ACP SS Cartridge: 45 Auto (ACP) Barrel Length: 5.755" Finish: Stainless Steel Style: Match Grade, Threaded Barrel Weight: .2465 lbs Description Specs Match Grade 1911 416 Stainless Steel Threaded Barrels. Chambered in 9mm and 45 ACP. 9mm barrel features Wilson/Nowlin style ramp. .45 ACP barrel thread pitch is .578x28. 9mm barrel thread pitch is 1/2x28. Barrels are 5.755" OAL. Gunsmith fit is required. 1911, Issue:11, Page:005 Big Book Catalog, Issue:69, Page:099 SKU#: SP0037

100-500-307WB Threaded Barrel for Glock 43 9mm 1/2X28SN Cartridge: 9 mm Luger Barrel Length: 3.5" Finish: Black Style: Threaded Description Specs Silencerco’s threaded barrels for Glock® handguns are made from 416R stainless steel with a black nitride finish. These fit both Gen 3 and Gen 4 Glocks®. 9mm barrels have 1/2x28 threads, while the .45 ACP barrel has .578x28. Includes thread protector.

Magazine fits 19, 9mm, 15-Round - Be confident your Glock® pistol will perform to factory standards each and every time with genuine Glock® factory magazines. Manufactured to Glock® specifications in Austria by Glock®. All models include round count indicator on rear face of magazine body and standard factory baseplate. 100-002-772WB Mfr Part: M191520PK

Be confident your Glock pistol will perform to factory standards each and every time with genuine Glock factory magazines. Manufactured to Glock specifications in Austria by Glock. Available in all factory round counts, including high-capacity, and listed below by factory model designation and caliber. All models include round count indicator on rear face of magazine body and standard factory baseplate. Mfr Part: MF22115 100-002-775WB Compare Prices

100-006-035WB Competition Kit, 9mm/.40 S&W/.357 Sig Mfr Part: 100072 APEX TACTICAL SPECIALTIES INC. 100-006-035WB Competition Kit, 9mm/.40 S&W/.357 Sig Mfr Part: 100072

078-000-270WB Ruger® 10/22® Black Hunter X-22 Stock w/2x BX-25 25-RD Mags Color: Black Material: Polymer Style: Drop-In, Lightweight Description High-quality Ruger® factory magazines deliver optimal performance from your 10/22®, short action rifle, and long action rifle. Molded hard-polymer body, stainless steel feed lips, high-grade tempered spring steel spring help ensure reliable feeding and extra-long service life. Magpul's 10/22® Hunter X-22 stocks are reinforced polymer construction for strength and durability.

OverviewPrecision center-less ground and polished operating spring for smoother and quieter operation in the buffer tube. Gives improved impulse feel resulting in faster sight recovery and improved reliability.Technical InformationMaterial: Steel, PolishedLength: (Rifle-13.25"), (Carbine-11.75") 452-000-119WB Tuned Buffer Spring, Carbine Mfr Part: JPSOSC 452-000-118WB Tuned Buffer Spring, Rifle Mfr Part: JPSOSR

000-002-752WB Super Semi-Automatic Enhanced Trigger, Large Pin Description

The all new Micro H-2 redefines everything you thought you knew about compact red dot sights. Inside the completely new sight housing are advanced optical lenses that takes optical performance to a new level. Cutting edge lens coatings radically improve the shape and clarity of the 2 MOA red dot. Unique features of the Aimpoint Micro H-2 - Advanced optical lenses for even better light transmission - Can be used on shotguns, rifles, handguns or archery tackle - Transparent Front Flip-up lens cover is included - Transparent rear Flip-up lens cover is included

Lyman Case Cleaning Media is the most effective choice for cleaning dirty and tarnished cases. A few hours in a Lyman Turbo Tumbler and cases are clean, polished, and ready for reloading. Available in Specially Treated Corncob or Rouge Bearing Nutshell. 1911, Issue:11, Page:069 Sinclair, Issue:5B, Page:075 SKU#: 7631396 749-010-268WB

Our bolt vise helps you disassemble your AR-15 bolt easily and without losing any parts. The main function of the tool is to compress the ejector so you can remove the spring pin easily. This enables you to release the pressure on the ejector slowly so the ejector and spring don't go flying off your workbench. The ejector and spring can be replaced if needed and the bolt reassembled easily. The tool cradles the bolt and holds it firmly in place while the screw assembly compresses the ejector. A hole in the vise allows the pin to drop free.

Description The MagnetoSpeed Sporter chronograph kit was designed to be used on barrels from 1/2 inch up to 1 inch in diameter. In can also accommodate muzzle brakes, flash hiders, etc, up to 2.7 inches in length. Ideal for contoured rifle barrels (sporter barrels) and long-barreled revolvers. MagnetoSpeed Sporter features: - Simple, one-button cycling display (shows recent shot velocity and statistics, plug in to turn on) - Battery : 9-Volt (included) - Easy access battery compartment, no need for screwdriver to swap batteries - Three sensitivity settings for fine-tuning

Hornady V-Max Bullets features a polymer tip and a streamlined design for ultra flat trajectories. Match grade jacket design provides maximum accuracy at all ranges. These bullets allow for explosive expansion, even at low velocities. Item Details Brand Style: V-Max Caliber: 17 Caliber (.172) Grain: 20 Quantity: 100 749-002-656WB Hornady 17 cal 20 gr V-max Mfr Part: 21710

Description Lyman's unique Case Prep Multi-Tool provides the reloader with all the essential case preparation accessories in one compact, double-ended storage tool. Unique knurled handle untreads in the middle to store all parts. Both ends of the handle are threaded to allow two tool heads to be mounted simultaneously. Includes: - Outside Deburring Tool - VLD Inside Deburring Tool - Large & Small Primer Pocket Cleaners - Large & Small Primer Pocket Reamers 100-020-135WB Lyman Case Prep Multi-Tool Mfr Part: 7777800

Sidewinder - AR-sized rifle case. Can be self-attached to other MOLLE packs. Has a unique sleeve for cleaning rods -- giving the shooter a place to stow one of those items that is nice to have but is otherwise hard to manage. 100-016-085WB Sidewinder AR Rifle Case-Black Mfr Part: ERMB Color: Black Material: Cordura Size: Large Style: Carbine, Rifle

Durable Magpul PMAGs with Mag Link coupler kits allow for fast reloads and always ready ammunition. Available PMAGs include MOE, M3, and M3 Maglevel. Polymer links securely fasten each magazine, ensuring there is no rattling or play. Specs SPECS: Reinforced hard polymer, matte black. Fits current-production 30-round PMAG and MagLevel PMAG. 100-015-738WB AR15/M16 MOE PMAGs + MAGLINK Cartridge: 204 Ruger, 223 Remington, 5.56 mm NATO, 300 AAC Blackout Action Type: Semi-Auto Capacity: 30-Round Finish: Black Quantity: 2 Made in the USA MAKE MODEL Make: AR-15/M4, M16

Pocket-Size Kit Cleans All Your Duty Weapons

The MBUS® Pro is a Melonite-finished all-steel back up sighting solution that delivers maximum functionality and strength with minimum bulk at a price that's even smaller than its size. The dual aperture, windage adjustable rear and no-tool, elevation adjustable front excel in all 1913 Picatinny rail mounting applications, including rail-height gas blocks.

Machined aluminum recoil buffer comes in three weights, so you can select the buffer that gives the best combination of recoil control and reliability in your carbine with an M4-type adjustable stock. All have a mil-spec polyurethane bumper, durable hard-anodized finish, and the Spike’s logo. ST-T2 is filled with high-density tungsten powder (HDTP) for extra weight (4.1 oz.) behind the carrier to reduce cycle rate. Help you stay on target in rapid-fire semi-auto operation and improves controllability in full-auto. 100-006-812WB Mfr Part: SLA00T2

Leupold’s famous rotary dovetail rings in BOTH front AND rear bases; there’s no way a ring can shoot off its base. Ideal for large caliber, heavy kicking rifles that can throw a scope off easily, plus light caliber varmint rifles that need an absolutely rigid scope mount to make full use of the gun’s accuracy potential. Dual Dovetail Bases and Rings must be used together; will not interchange with other Leupold rings and bases. Rings and bases sold separately; select the correct base set for your rifle, then choose rings. Those marked “Rev.

Beretta USA Hammer Release Lever C90 - FITS: M9A1, 9mm; Model 92; Model 92/96 FS Compact L, 9mm; Model 92/96 INOX, 9mm 913-100-522WB Mfr Part: C54050

Leupoldmounts are every bit as rugged and dependable as the Leupold optics they’re intended to secure. With a huge variety of mounting systems, for nearly every type of firearm under the sun, you’re sure to find the perfect match for you firearm, and your style of shooting. Specifications Type 1-Piece Base MFG/Model Browning SA-22 Style Dual Dovetail/Reverse Front Misc Accepts All Rotary Dovetail Rings Finish Gloss Mfr Part: LEU50014 526-492-260WB

The Hornady Cam-Lock Bullet Puller is the nicest collet style puller we have used.The cam feature locks the collet around the bullet and uses your press leverage to pull the bullet. We are really impressed with the quality of this tool and smoothness of operation. Mfr Part: 050095 749-003-707WB

Closest Thing To A Traveling Benchrest Mounts to QD swivel studs on bolt action and single-shot rifles for ultimate field accuracy. Won't change zero; added weight steadies gun. Spring-loaded, telescoping legs adjust quickly, fold parallel to barrel for carrying. Series 1A2 bipods have solid base and do not swivel or rotate. Series S bipods rotate 45° for instant leveling on uneven ground. Buffer springs and adjustable tension on hinged base help eliminate tremor. All Models available in either Series. All Adapters fit either Series bipods. Not recommended for lever actions.

Full length die sets are for bottleneck rifle and pistol cases, and they include a full length sizing die and a seater die. The full length die will bump the shoulder of the case to extent the die is adjusted up or down in the press. We suggest using a cartridge headspace gage tool to get the correct shoulder bump. The full length die also sizes the body of the case so it will chamber easily for the next firing, then the die decaps the spent primer. The expander ball passes through the neck of the case and sizes the neck to the correct tension.

The Ultimate Safety Plunger replaces the factory safety plunger, for a smoother trigger take-up and extended service life.The part acts in the same manner as the original, blocking the striker channel and prevent the firing pin from moving forward unless the trigger is manually pulled to the rear. The USP improves upon the original by smoothing out trigger take-up, while maintaining timing with aftermarket trigger systems. The USP is machined from 440C stainless steel, with a hardness of 48-54 Rc. Fits small frame Glocks. Model: 17, 19, 22, 23, 26, 27, 31, 32, 33, 34, 35 100-014-903WB

Description The Magpul PMAG 30 AK MOE is a lightweight, high reliability 30-round polymer magazine for 7.62x39 Kalashnikov pattern rifles (AK-47, AKM, AKS, SIG556R and others.) It features a removable floorplate, constant curve geometry, and a high-reliability/low-friction follower for the affordable performance you expect from a MOE PMAG. - Self-lubricating anti-tilt follower for increased reliability. - Paint pen dot matrix to increase durability of magazine identification.

MAUSER BOLT RIFLES is the most complete, precise, authoritative and comprehensive work ever done on Mauser bolt rifles . . . so inclusive that a thorough knowledge of it will make you a Mauser expert in your own right! Within its covers are: Exhaustive data on each development, all specific characteristics, variations, models, innovations, modifications. Countries who made or bought Mausers and their changes and markings. Complete ammo data, ballistics, effectiveness and uses. How to identify details. "How-it-works" drawings/pictures with step-by-step instructions.

Description Hollow-Ended "Starter" Punches For Roll Pins Holds roll pins perfectly aligned for starting correctly. Especially good on the tiny, tough-to-grab ones, or those in tight places. 1/16" is notched to clear M16/AR-15 rear sight. 3.5mm excellent for holding the pin that retains the breech block on Sig handguns. Finish driving with roll pin punch. O/A in chart means "Overall". Available individually or as a set of 5. AR-15, Issue:09, Page:076 Brownells Christmas , Issue:2X, Page:019 Big Book Catalog, Issue:66, Page:074 Big Book Catalog, Issue:66, Page:451

The Brownells Short Muzzle Brakes offer an effective braking solution, with minimal added length Features: - Designed to provide maximum braking ability in the smallest size possible - One inch overall length - Two rows of 0.125” ports evenly distribute exiting gasses and pressure - Wrench flats on each side for simple installation - Available in tool steel with a black oxide finish or stainless steel - Available with a 0.75” or 1.00” OD for perfect fitting to AR15 or precision rifle barrels - 0.75” OD models feature ½-28 threads - 1.00” OD models feature 5/8-24 threads