Using different mags for each caliber (like Hexmags for .300 BLK and Pmags for 5.56mm) will prevent cross-loading and simplify your range day packing. Ruger SR-556 6.8mm SPC 5-Round Magazine. . Buyer's . Are we proponents of using the right tool for the job whenever possible? $169.99, Sale 303 British Dummy. The .300 AAC BLK offers a .30 caliber round for those who want to perform with a .30 caliber projectile, with equipment like the M4 carbine. If you are looking for a perfect drum magazine that can shoot .223, 5.56, and .300 AAC blackout, look no further. Tavor Vs AR-15, both rocking the PMAG. While these mags are, in many ways, identical to those 5.56mm variants, our recommendations will make it easier to tell them apart in your range bag, give you a sense of the best brands and features all while keeping price point in mind. $19.99, Sale All rights reserved. It is one of the best and versatile magazines that turn your Mil-Spec AR 15 and M16 into a highly productive and efficient rifle to be used in sport shooting competitions, on the range, or for self-protection. AAC 300 Blackout Ammo 125 Grain FMJ w/ JAG Head Stamp, 300rds . Built entirely of aluminum, the fully enclosed magazine .300 Blackout magazines often have slightly different followers and geometry to allow for smoother feeding of the larger caliber rounds and projectile weights than 5.56mm magazines, helping to avoid feeding issues. Absolutely. Usually, the pricier the stick, the more durable and versatile the materials, but a $15 magazine, like the Magpul Gen 3 PMAG, will get you a long way. Aolamegs 300 AAC BLK/7.62x35 mm, 300 Blackout Magazine Bands,Silicone Magazine Marking Bands for Identify Quickly. Quality options can be found for as little as $15 (or less with a decent sale) and you should have no fewer than 5 mags for every gun you own, so theres really no excuse not to stack them deep. Distinct rib design provides the shooter a visual and tactical difference from any other PMAG to mitigate dangerous cross-loading. A standard .300 Blackout magazine, for example, might consist of little more than a polymer mag with the correct internal geometry for the Blackout while a more Gucci mag (is that a thing?) 39. Magpul is the most popular manufacturer of polymer firearm magazines for everything from Glock mags to AR-15 mags. This item is currently unavailable. It is done in cerakote armor black, Magpul flat dark earth (FDE), and OD green Magpul for better protection, additional wear strength, friction reduction, and a bold look. Duramag AR-15 .223 / 5.56mm / .300BLK 30-Round Aluminum Magazine, Magpul PMAG GEN M3 AR-15 .300 AAC Blackout 30-Round Magazine, Hexmag AR-15 .223 / 5.56 20-Round Shorty Polymer Magazine, Lancer L5 AR-15 .300 Blackout 30-Round Advanced Warfighter Magazine, Magpul PMAG Gen M3 AR-15 .300 AAC Blackout 20-Round Magazine, Lancer L5 AR-15 .300 Blackout 10-Round Advanced Warfighter Magazine, 10 PACK Magpul PMAG GEN M3 AR-15 .223 / 5.56 30-Round Magazine, Duramag AR-15 5.56 / 300BLK 5-Round Stainless Steel Magazine with Orange Follower, Lancer L5 AR-15 .300 Blackout 20-Round Advanced Warfighter Magazine, Duramag AR-15 .223 / 5.56 30-Round Aluminum Magazine with Orange Follower, 10 Pack of Magpul PMAG GEN M3 Window AR-15 .223 / 5.56 30-Round Magazine, 10 PACK Magpul PMAG GEN M2 MOE AR-15 .223 / 5.56 30-Round Magazine, 10 PACK Magpul PMAG GEN M3 AR-15 .223 / 5.56 10-Round Magazine, Lancer L5AWM Plus 6-round Extended Magazine Basepad, Lancer L5 AR-15 223 / 5.56 30-Round Advanced Warfighter Magazine 10-Pack, 10 PACK Magpul PMAG GEN M3 AR-15 .223 / 5.56 40-Round Magazine, 6 Pack of Hexmag Series 2 AR-15 .223 / 5.56 30-Round Magazine, 10 PACK Magpul PMAG GEN M3 AR-15 .300 AAC Blackout 30-Round Magazine, CPD AR-15 .223 / 5.56 20-Round Aluminum Magazine w/ Black Follower, 6 Pack of Hexmag Series 2 AR-15 .223 / 5.56 10/30-Round Polymer Magazine, Ruger American Rifle .223/5.56/.204 Ruger/.300 AAC 5-Round Magazine, Ruger Mini-14 300 Blackout 20-Round Magazine, 10 Pack of Magpul PMAG GEN M3 AR-15 .223 / 5.56 20-Round Magazine, Ruger AR-556, SR-556 Takedown 300 Blackout 30-Round Magazine, 6 PACK Magpul PMAG GEN M3 AR-15 .223 / 5.56 30-Round Magazine, Hexmag Series 2 AR-15 .223 / 5.56 15/30-Round Polymer Magazine 6-Pack, 6 PACK Magpul PMAG GEN M2 MOE AR-15 .223 / 5.56 30-Round Magazine, 10 PACK Magpul PMAG GEN M2 MOE Window AR-15 .223 / 5.56 30-Round Magazine, Hexmag Series 2 AR-15 .223 / 5.56 30-Round Carbon Fiber Magazine 6-Pack, Case of 100 Magpul PMAG GEN M3 Window AR-15 .223 / 5.56 30-Round Magazine, Okay Surefeed E2 AR-15 .223 Rem / 5.56 30-Round Magazine 10-Pack, Duramag AR-15 .223, 5.56, .300BLK 20-Round Magazine, CPD AR-15 .223 / 5.56 20-Round Aluminum Magazine w/ Orange Follower, Okay Surefeed AR-15 .223 Rem / 5.56 20-Round Magazine 10-Pack, D&H AR-15 300 AAC Blackout 10-Round Aluminum Magazine, Case of 75 Magpul PMAG GEN M3 AR-15 .223 / 5.56 40-Round Magazine, D&H AR-15 .300 AAC Blackout 20-Round Aluminum Magazine, Case of 100 Magpul PMAG GEN M3 AR-15 .223 / 5.56 20-Round Magazine, Case of 100 Magpul PMAG GEN M2 MOE AR-15 .223 / 5.56 30-Round Magazine, Hexmag AR-15 .223/5.56 20-Round Shorty Polymer Magazine 6-Pack, Okay Surefeed AR-15 .223 Rem / 5.56 30-Round Magazine 10-Pack, Case of 100 Magpul PMAG GEN M3 AR-15 .223 / 5.56 10-Round Magazine, Okay Surefeed AR-15 .223 Rem / 5.56 10-Round Magazine 10-Pack, D&H AR-15 300 AAC Blackout 30-Round Aluminum Magazine, Case of 100 Magpul PMAG GEN M2 MOE Window AR-15 .223 / 5.56 30-Round Magazine, Savage Axis, 10, 11, 16, 110 .204 Ruger, 223 Remington, .300 Blackout 4-Round Magazine. All Right to Bear rimfire products are compatible with CMMG 22 conversion kits and other rimfire components. 4.6 (17) Magpul PMAG 5 7.62 AC AICS Short Action 7.62 x 51mm NATO Magazine. To avoid disappointment or steering you in the wrong direction, we bolster our own experience with conversations with experts, comb through reviews on retailer sites & sales data, review industry publications, other blogs, and otherwise surface the best information available. JavaScript seems to be disabled in your browser. Brand: Hexmag Magazines. Designed, tooled, manufactured, and assembled in the USA. The .300 Blackout is one of the more interesting calibers in recent years, officially approved by SAAMI in 2011, and born out of a need for a specialized close-combat round for special operations units, the .300 AAC Blackout has become one of the most popular chamberings for the AR-15 platform - and for a good Continue reading The Best .300 Blackout Magazines Rating: 67%. 10. Constructed of next-generation impact and crush resistant polymer. L5AWM 300BLK 30 Magazine. 2023, The Mag Shack. $18.99, Sale Are we going to tell you that using .300 Blackout rounds in a standard 5.56 magazine is sowing future problems or going to create a feeding issue down the road? The CZ 527 300 AAC 300 Blackout Magazine 5 Round is a great choice for your next magazine. Impact resistant polymer body. Add to cart. Answer (1 of 4): In theory. Add to cart. Gorilla DEFENSE, 300 Blackout, Gorilla HUNT, 300 Blackout, View Ammo By Caliber, 300 Blackout. $42.00. 113 reviews. FEATURED LONG GUN Italian M91 CarcanoGET YOURS, Limited Edition "Alien Green" 30 Round AK-47 MagazineGET YOURS. Well in our case as civilians, why not use it for home defense too? The agile and innovative technologies have helped us manufacture highly durable, functional, and convenient-to-use products at affordable pricing. Search by Gun Style. Ships with a 30-round Gen3 windowed Magpul PMAG 1996-2023, Amazon.com, Inc. or its affiliates, Select a location to see product availability. It works on all AR 15s and M16s with improved M4 feed ramps. 10 PACK Magpul PMAG GEN M3 AR-15 .223 / 5.56 30-Round Magazine (962) $124.99. Magpul Industries cannot process sales/shipments prohibited by law. FREE delivery Wed, Mar 8 on $25 of items shipped by Amazon. Add to Cart . Page 1 of 2. 10.5 black nitride 300 ABC blackout barrel. Magpul Industries shall not be responsible for injury, death, or property damage resulting from faulty installation, misuse, illegal use, or modification of this product. DB380 6 Round Magazine with Finger Extension, .380 $ 15.99 $ 13.59. It also makes the ammo visible. If you've ever wondered which is better 556 or 300 Blackout, you came to the right place. ENJOY FREE SHIPPING ON ORDERS OVER $300. (L to R) 5.56 NATO, .300 BLK, .30 Carbine. and certify that I will comply with applicable federal, state and local laws and regulations. However, the heavier Blackout retains more of that energy downrange, having over 130 ft./lbs. This rib can tip the fatter .300BLK rounds (generally subsonic ammo in the 115-grain territory) toward the center of the magazine, creating misalignment and potential bullet pinching with picky rifles leading to a slower load. The idea is silly on its face .300BLK and 5.56 NATO cartridges have the exact same rim diameter 9.60 mm (0.378 in) so theres simply no additional material that would impact capacity. What is .300 BLK? 29. X Products X-15. Selected category All. You will like this product if: You are a hunter. The PMAG 30 AR 300 B's distinct . FREE delivery Thu, Mar 9 on $25 of items shipped by Amazon +4 colors/patterns. Products are selected by our editors. Add some visual indicators like a specific caliber in the DOT matrix, and this gives you a great solution without breaking from Magpul products if theyre your thing. The window in this lightweight polymer magazine is also handy for keeping track of remaining ammunition. $58.99, Sale Use with other calibers such as .300 AAC Blackout is not recommended. Dont be fooled by gimmicky mags with strangely high price points: even the most proven .300 Blackout mag shouldnt cost you much more than $20. The 7.62x39 mm SAAMI specs allow it to go slightly wider, which may explain a slight . The 300 Blackout (300 BLK) was designed by Remington/AAC to create a reliable, compact .30 caliber round for the AR platform that uses a standard bolt and magazine. Anyone who says youll negatively impact magazine capacity when loading .300BLK in a 5.56 stick has never actually tried to do it. I think that this tradeoff can be acceptable, but since magazines are relatively affordable to begin with, it makes more sense to go for magazines that are intended to work with the caliber that I plan to shoot the most, even if something else will get the job done. 300 Win Mag Dummy. $15.99, Special Price Pistol length gas tube. Our Low Price $29.97 Your Security is Our Priority Our guarantee Shopping with us is absolutely safe - you never have to worry about credit card safety when shopping here. allows for no separation of ammunition during function to easily handle firing While standard AR-15 magazines may be used for this cartridge, the potential danger exists to chamber and fire a 300 Blackout round in a 5.56 NATO chamber with catastrophic results.Optimized for 300 AAC Blackout, the PMAG 30 AR 300 B retains all the GEN M3 features adding a distinct rib design and . Duramag AR-15 5.56 / 300BLK 5-Round Stainless Steel Magazine with Orange Follower . $31.99 On Sale: $20.17 Out of Stock. These Gen M3 PMAGs mitigate cross-loading by adding .300 BLK-specific next-generation features like distinct rib design, rear texturing on the magazine body, and an easily-removable, slim floor plate, and stainless steel spring. Whats most important about a good .300 Blackout magazine is that it works well with your build and enables you to switch between common AR rounds safely and effectively. Downrange Comparison. Failure to do so may result in serious bodily injury or death. Shop online Today and Save! AR 15 Magazine - 300 Black Out. However you solve for it good luck at the range and stay safe! The PMAG 30 AR 300 is impact and crush resistant, plus the anti-slip and anti-tilt tech make them some of the most durable and best-designed magazines for rifles available. Ships in 10 days or less. Accessories. Magpul Industries cannot process sales/shipments prohibited by law. When considering dedicated .300 Blackout magazines, you have options.You can keep using your 5.56mm magazines, but identifying .300 BLK from 5.56 will be difficult without a means of avoiding cross-loading and the damage that can do to yourself or your firearms. For the best experience on our site, be sure to turn on Javascript in your browser. So the Blackout would easily retrofit a .30 caliber barrel without needing other changes. Will not work in IMI Tavor . Regular Price $39.99 Special Price $16.99. For the best experience on our site, be sure to turn on Javascript in your browser. $13.99, Sale .750 steel gas block. Quantity. Using different magazines for each rifle chambered in a specific caliber is an affordable piece of insurance against that kind of preventable mistake and offers a decidedly cheap way to enable diligent ammunition management ensuring rifles chambered in .300BLK are fed the right ammo. In short, the baseline Blackout has 60 percent more foot pounds of energy per round at 500 yards than the 5.56 and is akin to the 7.62x39mm M43 round used around the globe by . The X Products X-15 is an extremely compact and versatile 50 Its purpose is to achieve ballistics similar to the 7.6239mm Soviet cartridge in an AR-15 platform while using standard AR-15 magazines at their normal . Free Shipping Eligible! Copy this link and share it with your friends. In addition to avoiding making a mistake and putting the wrong bullets in the wrong firearm, I like the idea of a company spending a little more time and effort ensuring that our magazines will be reliable over time. OUR TOP PICK: D&H AR-15 300 AAC Blackout 20 Round Magazine. . $189.99, Special Price There may not be another chance to get these so dont miss your shot to own one of these 50rd drum mags! This AR-15 . Additionally, some of our favorite manufacturers have crafted dedicated .300 BLK magazines. 299.99. $8.49, $15.99 Include description. JavaScript seems to be disabled in your browser. They fit ok but they tend to jam in my gun (failure . .300 AAC Blackout (also known as .300 BLK or 7.62x35) is a cartridge originally developed for U.S. military special operations. These controls take the form of export regulations and license requirements. When using 5.56x45mm mags, the potential to chamber and fire a 300 BLK round in a 5.56x45mm rifle with catastrophic results requires diligent ammunition management by the shooter. Add to Cart. Ruger 90526 OEM Black Detachable 30rd for 300 Blackout Ruger AR-556, SR-556 Takedown. PMAG 30 AR 300 B GEN M3, 300 BLK is available to buy in increments of 1, Be the first to know when this product is available, Large DAKA forsuppressors and accessories, This site is protected by reCAPTCHA and the Google. Dismiss, 50 Round 223/556 Drum Magazine Chevron Pattern, CZ BREN 2 Carbine with 2 x 5.56mm Magazines, CZ Bren 2 Modular Stock System (MSS) & MSS Adapter, AR-15 50 Round 223/5.56 Drum Magazine - Limited Edition, 67mm AR-15 Utility (Can) Launcher With Picatinny Foregrip & 25 Blanks, HK-MP5 Tactical Kit 50 Round Drum, Modular Brace System (MBS), Cyberarm Brace, AR and Glock 50 round 9mm Magazine with Exchangeable Magazine Tower, 67mm AR-15 Utility (Can) Launcher With 37mm (Golf Ball) Launcher Adapter, FFL Requirements When Purchasing A Firearm. PARTS AND ACCESSORIES (Barrel Nuts, etc. From left to right: 30 Cal Carbine, 300BLK 5.56 NATO, and 7.62x51 cartridges. Will only hold 300 AAC Blackout rounds. 2) Magpul PMAG 300 BLK Gen M3. While running a standard magazine is convenient (one of the central features of the .300 BLK is you dont have to change anything on your 5.56 AR beyond the barrel), theres additional safety in dedicated magazines, which help mitigate dangerous cross-loading issues (chambering and firing the wrong ammo, causing a catastrophic out of battery detonation). Often referred to as simply .300 BLK, it is simply a close cousin of a .223 Rem casing (technically .221 Fireball) that has a .30 caliber bullet placed in its upsized case mouth. When using 5.56 mags, the potential to chamber and fire a .300 BLK round in a 5.56 rifle with catastrophic results requires diligent ammunition management by the shooter. PMAGs are my go-to for almost any caliber. Two AR-15 magazines with the black mag showing off a .300 AAC Blackout and the yellow mag housing a .223 Remington. Need something a little more compact? It has a durable polymer construction that makes it tough and resilient, perfect for extended use. BEST MAGPUL MAGAZINE: Magpul - AR-15 300 BLK PMAG 30 Gen M3 Magazine. Some of the most popular magazines for the AR are the 5.56 NATO/.223 Rem and the .300 Blackout. BEST BUDGET OPTION: Daniel Defense 5.56mm 32rd Magazine. Fanboy moment over. (See Magpul Compliance Notices page for more information). Gorilla 300 AAC BlackOut Subsonic 220gr Sierra MatchKing - 20 Round Box. Add to Cart. The 60-round drum . True, .300 AAC Blackout works well enough in AR-15 magazines, but using the purpose-designed PMAG ensures reliability and is the safest way to feed your rifle. This drum mag meets all the requirements of being an ideal magazine for all three sizes of the cartridge .223, 5.56. . And the rifles were damaged because the magazine was overloaded with .300 Blackout in an AR15 chamber of .223/5.56. $26.99, Special Price The classic is, of course, the 5.56 NATO/.223 Rem, based on the original designs going back to the 1950s and 60s. For the best experience on our site, be sure to turn on Javascript in your browser. 30-round magazine, making the rifle easier to maneuver. . Most AR owners have a lot of black Pmags laying around its not uncommon to have a dozen or more at hand. Rifle Parts; Hunting . Along with optimized 300 Blackout performance, the PMAG 30 AR 300 B incorporates all of the GEN M3 features such as our next-generation impact and crush resistant polymer, aggressive front and rear texture, an easily removable slim floor plate, a paint pen dot matrix for marking and identification, and a dust/impact cover. 4.6 out of 5 star rating (46 reviews) . The updated internal magazine geometry allows these longer heavier bullets to stack properly, which increases feeding reliability when compared to a traditional .223/5.56 magazine. As a result, we cannot show you the price in catalog or the product page. 16 reviews. .300 AAC Blackout : Platform: AR15, M4, M16 : Capacity: 30 rounds : Compatibility . The store will not work correctly in the case when cookies are disabled. Plus, the magazine category is freaking huge, so rather than present a never-ending list of all the magazines that work with a .300 Blackout we selected those which we felt best represent the price points laid out above giving you a solid representational list to serve as a jumping-off point for your own research (you aregoing to do you own research, right?). Next-generation impact and crush resistant polymer construction, Bolt hold open feature to lock the bolt back on the last round, Ratcheting Loading Lever takes tension off the spring for easy loading by hand, Feed Tower is compatible with most loading devices, including USGI stripper clips and guides, the StripLULA, and others, Designed to be left loaded for long term storage with no degradation of function, Easy to disassemble for cleaning with only a flat-bladed screwdriver or similar flat-bladed tool, Slip-on, semi-rigid dust cover prevents grit and debris intrusion during storage and transport, Anti-glare translucent window on rear of drum allows for easy determination of rounds remaining, Paint pen dot matrix panel on back of body to allow for identification marking, MAG576 PMAG D-60 AR/M4 GEN M3 Usage and Maintenance Instructions, ITARInternational Traffic in Arms Regulations Controlled Product. Gorilla Ammunition .300 BlackOut 115gr, Controlled Chaos, Pig Punisher - 20 Round Box. All Rights Reserved. Customers acquiring controlled goods, technical data and/or services from Magpul shall be responsible for obtaining any necessary U.S. or other government authorization required to ensure compliance with applicable export laws. 41 Reviews. $29.99, Special Price . Sign up and receive information on new items and offers from us. Get discounts from top brands and our latest reviews! Save $8.00 (21%) Description. We use only the most trusted contractors to precision manufacture our .22LR barrels, bolt and magazines. F5 MFG presents one of its finest and robust drum mags, the skeletonized 50 round drum magazine for your AR 15. The casings for both the 5.56mm NATO and .300 AAC Blackout are almost identical. We only stock the proven quality when it comes to 300 Blackout and 223 5.56 magazines. All Rights Reserved. A dedicated .300 Blackout magazine gives you a chance to load your BLK in a specific magazine, which can offer a tactile difference or enable you to paint a bright color or use another visual indicator (such as a paint pen on the Magpul Gen M3 or different colored follower) giving you distinct visual and tactile indications as to which magazine is which. 5,56 has 3000 fps muzzle energy, while 300 AAC Blackout has only 2200 fps. This drum mag is skeletonized. All rights reserved. The classic is, of course, the 5.56 NATO/.223 Rem, based on the original designs going back to the 1950s and 60s. WARNING:Observe safe firearm handling practices at all times. First and foremost, its a good idea to get a magazine designed for the .300 Blackout to prevent you from trying to feed 5.56mm into the wrong rifle, or the other way around which would lead to catastrophic results. The PMAG D-60 is a durable, lightweight, highly reliable 60-round 5.56x45 NATO/.223 Remington polymer drum magazine for AR15/M4 compatible weapons. 2023 Magpul Industries Corp. All Rights Reserved. 338 Win Mag Dummy. Skip to the beginning of the images gallery, As part of the express consideration provided for receipt of Magpul's goods, technical data and/or services, you, our customer, acknowledge that the export, re-export or other transfer, directly or indirectly, of the goods, technical data and/or services provided by Magpul in violation of U.S. law is prohibited. more than the 5.56mm round at 300 yards, and 180 ft./lbs. The Magpul PMAG D-60 AR/M4 5.5645 Nato 300 Drum Magazine is a high-capacity magazine designed for AR-15 rifles and carbines. Available in 10, 20 and 30-round capacities. 4.8 (32) Save 13%. FEATURES: Hardened steel feed lips. As part of the express consideration provided for receipt of Magpul's goods, technical data and/or services, you, our customer, acknowledge that the export, re-export or other transfer, directly or indirectly, of the goods, technical data and/or services provided by Magpul in violation of U.S. law is prohibited. The L5AWM 300BLK magazine has been specifically engineered for use with heavy subsonic .300 Blackout ammunition, particularly with 200+ grain projectiles. Fits most M16/AR-15 rifles, Bushmaster ACR and Stanag rifles with improved M4 feed ramps . Gunmag Premium Vintage Tri-Blend Logo T-Shirt, Bulgarian AK-47 7.62x39mm 40-Round Clear Polymer Magazine, Bulgarian AK-47 7.62x39mm 30-Round Steel Magazine, ETS Sig Sauer P320, P250 9mm 40-Round Extended Magazine, Night Fision Optics Ready Stealth Night Sight Set for HK VP9, Crucial Concealment Covert Right-Handed OWB Holster for Glock 43/43X Pistols, Duramag AR-15 .223 / 5.56 10-Round Stainless Steel Magazine with Black Follower. EXPORT NOTICE:This is an item controlled for export by the Export Administration Regulations (EAR) under the Commerce Control List (CCL). 5.56 NATO/.223 Remington/.300 AAC Blackout Caliber Magazine, 30 Rounds, Gray. $ 20.00 - $ 23.00. Besides the easy conversion between 5.56 and .300 BLK, the .300 BLK does a lot the 5.56 can't. First off, it's a very versatile load with projectiles weights ranging from 110 grains to 220 grains. A better solution is picking up some dedicated .300 Blackout magazines; our favorite manufacturers already make many options that will work well and are dedicated to .300 Blackout. Load up to 30 rounds quickly and easily with this loader. Instead of opting for an aggressive front texture or specific ribbing, D&H keeps cross-loading at bay with a simple approach: include a visual indicator of the caliber on the magazine from the factory. The Magpul GEN M3 is a go-to magazine in any caliber and their .300 BLK mag is no different. The PMAG 30 AR 300 B GEN M3 is a purpose-designed magazine for rifles chambered in 300 Blackout (300 BLK). Magpul Industries shall not be responsible for injury, death, or property damage resulting from faulty installation, misuse, illegal use, or modification of this product. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Caliber: 300 AAC Blackout (also available in 5.56 and 9mm, and all calibers are available as conversion kits) Action: bullpup semi-auto, long stroke gas piston with 2-position adjustable gas block Magazine: uses standard AR-15 (STANAG) magazines.