Sylvan Arms AR-15 to 9mm Conversion Block for Glock .. The Sylvan Arms AR-15 to 9mm Glock Conversion Block – GCB100 is a drop-in addition that converts your AR-15 lower to a 9mm Lower for use with Glock magazines.Sylvan Arms AR15-9mm Glock Conversion Adapter.. Nov 7, 2021 — Pretty quick and easy swap out. First time playing with it today. Full video to come soon. Use code Opie10 at Sylvan Arms for a discount! Otg Adapter Type C, Stern Defense MAG-AD9 AR-15 Glock 9mm/.40 Magazine .. Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock Magazines! The Mag-AD series adapters install in seconds. Outlet Adapter For Scotland, Adapter/ Conversion Mag Blocks. Results 1 - 10 of 10 — Promag AR15/M16 9mm Magazine Quick Change Adapter Block - Black Polymer. MSRP Price: $65.99. Our Price: $50.00. You Save: $15.99 (24 %) . Oval To Round Duct Adapter, AR-15 to 9mm Glock Conversion Block -. The 9mm Glock Conversion Block is a drop-in fit to give you a 9mm capable lower without resorting to buying a pistol caliber-specific option. Oval Wood Stove Pipe Adapter, TorkMag Magdapt 17 AR15 9mm Conversion Kit. The TorkMag Magdapt 17 conversion kit is the original AR15 magazine well adapter for Glock 17 9mm/.40 S&W/.357 SIG magazines and the only Glock magwell . Oxygen Nipple Adapter, Sylvan Arms AR-15 9mm Glock Magwell Adapter-95546. Sylvan Arms AR-15 9mm Glock Magwell Adapter. On sale: $114.99 $94.99. Retail Price$114.99. You Save:$20.00(17%). Part Number: 95546. Availability: In Stock. Paintball Hopper Adapter, What are the better AR-15 9mm Glock magazine well .. From some preliminary searches, it seems the Stern Defense and the Sylvan Arms adapters seem to be the ones that work the best. PSA also sells one that looks to . Pcan Adapter, AR-15 Magazine Blocks. Need to limit the capacity of magazines for hunting or to ensure compliance with local laws? We have a full selection of AR-15 magazine blocks to help!Sylvan Arms AR-15 9mm Magwell Adapter for Glock .. Conversion Kit: Sylvan Arms AR-15 9mm Magwell Adapter for Glock Magazines + ProMag 9MM Glock Compatible Magazine, 32 Round Capacity, Black Polymer.MAG-AD9. MAG-AD9 . Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock Magazines! The Mag-AD series adapters install in seconds.TorkMag Magdapt™ 17 AR-to-Glock Magwell Adapter. The TorkMag Magdapt™ 17 conversion kit is the original AR15 magazine well adapter for Glock™ 9mm/.40 S&W/.357 SIG magazines and the only Glock™ magwell . Pellet Stove Adapter, Stern Defense AR-15 Mag Well Adapter for 9mm Glock .. Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock Magazines! The Mag-AD series adapters install in seconds. Pentair Protocol Adapter Red Light, Review: Stern Defense MAG-AD9 Glock Magazine .. May 17, 2018 — Stern Defense makes the MAG-AD9, a magazine adapter that allows you to use Glock magazines in an AR-15. Just swap on a 9mm upper and you can .Pros and cons: Super easy to clean ⋅ Flare helped make the magazine reload effortless ⋅ View full list Pentair Screenlogic Interface Protocol Adapter Troubleshooting, Conversion Kit: Sylvan Arms AR-15 9mm Magwell Adapter .. Conversion Kit: Sylvan Arms AR-15 9mm Magwell Adapter for Glock Magazines + Glock OEM 17 Round Gen4 G17/G34 Magazine. Pex To Hose Adapter, Stern Defense AR-15 Conversion Block for Glock 9mm .. Installing in seconds, the Stern Defense Mag-AD9 adapter features last round bolt hold open functionality, setting it apart from other PCC builds. Constructed . Picatinny Brace Adapter, Sylvan Arms AR-15 9mm Magwell Adapter for Glock .. Works with Glock 17 and Glock 19 magazines. Built of 6061 aircraft-grade aluminum. Type: Magwell Conversion - Slide this into your magazine . Pinch Weld Jack Stand Adapter, Magdapt™ 17 (9mm & .40S&W). The TorkMag Magdapt™ 17 conversion kit is the original AR15 magazine well adapter for Glock™ 9mm/.40 S&W/.357 SIG magazines and the only Glock™ magwell . Yupoong 110 Flexfit Tech Snapback, Convert Your AR-15 Into A Glock Mag Fed Pistol Caliber .. Nov 27, 2018 — However if you do not want to buy an entirely new lower then take a look at the Stern Defense MAG-AD9. It is a Glock magazines adapter that .Pros and cons: Mag release is easy to reach with either hand ⋅ Makes cleanup super easy ⋅ View full listConversion Kit: Sylvan Arms AR-15 9mm Magwell Adapter .. Type: Magwell Conversion - Slide this into your magazine well and change your STANAG pattern magazine well into a Glock compatible magazine! Install: Remove the .AR-15 / M16 9MM Magazine Adapter Block For Glock .. The Mag-X allows you to use your pistol magazines in any AR-15 milspec lower - the ultimate PCC-pistol combination for Glock owners! . *Only compatible with mil .AR-15 Drop In 9mm Adapter For Glock Mags. Conversion Block is a drop-in fit to give you a 9mm capable lower without resorting to buying a pistol caliber specific option. Designed to install in . Ping G400 Adapter, Stern Defense Mag-AD9 9mm Glock Magazine Adapter for .. Easily convert your AR-15 into an AR-9. Made from lightweight aircraft grade aluminum which means it's built for longevity and reliability. Get Stern today! Pioneer Mirrorlink Adapter, STERN DEFENSE, LLC AR-15 9MM CONVERSION .. With the Stern Defense AR-15 9mm Conversion Adapter you have the ability to utilize popular pistol magazines which you may . Use those Glock mags for PCC. Pj-068 To Pj-055 Adapter, Stern Defense Def. Magazine Adapter Ad9 Ar-15 TO Glock .. Magazine Adapter Ad9 Ar-15 TO Glock 9/40 Mags 001-SD MAG-AD9-GLOCK-9AND40-M. Plate Carrier Quick Release Adapter, AR-STONER 9mm Magazine Adapter Block AR-15. The AR-STONER™ 9mm Magazine Adapter Block for the AR-15 platform converts your standard lower to accept 9mm rounds. The anodized aluminum, 9mm mag block . Mismatch Dunks, Stern Defense Ar-15 Mag Well Adapter For 9mm Glock, Black. Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock Magazines! The Mag-AD series adapters install in seconds. Pool Adapter Fittings, Sylvan Arms GCB100 AR-15 Lower Rec 9mm Glock .. This 9mm Glock Conversion Block converts your standard AR-15 lower receiver magazine well to a 9mm Lower using Glock magazines. The fit and function of this . Pool Pole Adapter, 9 MM AR-15 Glock mag adapter. Feb 9, 2018 — Got one of these yesterday. At $180 I know it costs more than a dedicated Glock mag lower but it allows you to run glock mags in 5.56 mag .Stern Defense 9MM Magazine Adapter For Glock. Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock Magazines! The Mag-AD series adapters install in seconds.Sylvan Arms AR-15 9MM Glock Pattern Magwell Adapter. Sylvan Arms AR-15 9MM Glock Magwell Adapter. INSTALLATION INSTRUCTIONS: Remove Upper, then remove button head screw. Insert into MagWell just like you would .Sylvan Arms Conversion Block AR-15 To 9mm GCB100 .. Designed to install in Mil-Spec lowers almost exactly like a standard rifle magazine. Easy to install and swap out; Accepts popular Glock 9mm magazines . Predictive Index Adapter, Glock mag adapter for AR15 lower. Jan 28, 2018 — A while back I was suggesting that someone [cough @Djstorm100 cough] design a 3D printed Glock mag adapter for AR15 lowers (the mag will . Pro Adapt Soft, Stern Defense, AR15 Magwell Adapter, Glock Magazine .. Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&WGlockMagazines! The Mag-AD series adapters install in seconds. Pro Press Male Adapter, AR-15 Bottom 9mm Adapter. Ideal for users frequently changing between calibers requiring full functionality. Holds the bolt open on the last round. AR 9mm Magazine. FOR COLT/RRA 9MM TYPE . 49er Beanie New Era, AR-15 Glock Mag Compatible Magwell Adapter. 10/30 10 Round Blocked CA,CT,MA,MD,NY,NJ,VT Legal Magazine AR-15 Glock Mag Compatible Magwell Adapter for sale from Country Spirit LLC. Puck System 5th Wheel Adapter With Rails, Anyone have a Stern adapter (glock) or a AR glock lower to .. Feb 22, 2023 — I recently bought the Stern Defense glock 17 mag adapter to try w/ . them to basically make them dedicated 'black dog like' AR15/9 mags. Puremotion Adapt 2.0, AR-15 Magazine Adapters for 9mm or 40 S&W by Stern .. Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock Magazines. The Mag-AD series adapters install in seconds. Puremotion Adapt 2.0 Shoes, AR-15® / M16 9mm Magazine Quick Change Adapter Block. 9mm magazine adaptor block · Installs in AR-15® lower receivers · Allows the use of 9mm Colt® / SMG type magazines with 9mm upper receivers · Made of high strength .Stern Defense Stern Defense MAG-AD9 AR-15 Glock 9mm .. 40 Magazine Conversion Adapter 001-SD MAG-AD9-GLOCK-9AND40-M. 0 reviews | Write a review.sylvan arms 9mm conversion block - glock mags - gcb100. SYLVAN ARMS 9MM CONVERSION BLOCK - GLOCK MAGS - GCB100 . 8" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 7.25" M-LOK RAIL · AR-9 9MM BOLT CARRIER GROUP .Mag-X - The Ultimate Adapter. The Mag-X allows you to use your pistol magazines in any AR-15 milspec lower – the ultimate PCC-pistol combination for Glock®, Sig®-P320, & CZ® 75. Pvc Spigot Adapter, American Tactical Conversion for Glock Mags - SOFREP. Jul 21, 2018 — American Tactical's new AR-15 conversion adapter will fit any Mil-Spec AR-15 556/223 lower and convert it to run a 9mm upper with no . Quick Attach 3 Point Adapter, AR15 9mm Glock Conversion Block / 905928. Dec 25, 2021 — The Sylvan Arms 9mm Glock Conversion Block converts your AR-15 lower to a 9mm lower that accepts Glock magazines. This Glock AR-15 to AR-9 . A New Era Tms Cedar Park, STERN DEF. MAGAZINE ADAPTER AD9 AR-15 TO .. MAGAZINE ADAPTER AD9 AR-15 TO GLOCK 9/40 MAGS. FEATURES: Made in the U.S.A. Constructed from 6061 T6 aircraft grade aluminum. 4140 NiB coated feed ramp. R1234yf To R134a Adapter Oreillys, AR-15 Glock 20 Magwell Adapter : r/10mm. Oct 5, 2020 — Just as the title says. I'm looking to build a 10mm AR-15 that takes Glock mags, but I do not want a dedicated lower. Are there any adapters . R134 Adapter Fittings, Matador Arms Magwell Adapter for Glock. The Mag-X allows you to use your pistol magazines in any AR-15 milspec lower - the ultimate PCC-pistol combination for Glock owners! Fits any standard AR-15 . R410 Adapter, AR-15 9mm Magwell Adapter Block. Anyone know is this will work with Glock mags.? Mark (verified owner) – December 30, 2021. Radiator Hose Temp Sensor Adapter, TorkMag Magdapt 17 AR-to-Glock Style Magazine Magwell .. The TorkMag Magdapt 17 conversion kit is the original AR15 magazine well adapter for Glock 9mm/.40 S&W/.357 SIG magazines and the only Glock magwell adapter .AR-15 9mm Magwell Adapter Block. Mar 30, 2023 — One Retention Screw On Top Of Adapter, And Two Set Screws That Lock Into Wall Of Magwell. All Aluminum Body With Steel Inserts. Light weight.AR-15 9mm Carbine Magazine Well Adapter fits Glock & .. AR-15 9mm Carbine Magazine Well Adapter fits Glock & Colt Style Magazines - FTF Industries Inc specializes in MAC Cobray RPB SWD Parts & Accessories, .Stern Defense Glock Mag Adapter AR-15. Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock Magazines! The Mag-AD series adapters install in seconds. Rain Chain Adapter, "ar15 glock adapter" 3D Models to Print. 1931 "ar15 glock adapter" 3D Models. . Click to find the best Results for ar15 glock adapter Models for your 3D Printer. . MRH 9mm Mag Pouch. Alpha X New Era, Adapter, Magazine, 9 AR Conversion, 10-30rd, 2-Pack. Apr 14, 2023 — It seats into your AR15 mag-well and holds up to 30 rounds of 9mm ammunition. Its unique design allows it to feed any CMMG 9mm Radial . Rc Dually Adapter, Feedback on Matador Arms AR15 mag 9mm Glock adapter. Dec 6, 2020 — OK, I need some direction here; I'm waffling back and forth between a mag adapter ( matador / stern ) or a magazine conversion such as CMMG; . Rca Y Adapter - 1-male To 2-female For Digital Audio, .45ACP Magazine Well Adapter Kit. As the RDB barrel and extension and upper modifications bear a striking resemblance to the Macon Armory DI45 upper, transferring from Glock to our mags is . Realtek Rtl8821ce 802.11ac Pcie Adapter Slow, Stern Defense MAG-AD9 AR-15 Glock 9MM Conversion .. Mar 31, 2021 — Stern Defense MAG-AD9 AR-15 Glock 9MM Conversion Adapter Test and Review USCCA Self Defense Insurance www.usccapartners.com/tiberious Become . Receiver Hitch Adapter 2 To 1 1/4, Looking for opinions on AR15 9mm mag well adapters for .. Jul 29, 2019 — Most if not all adapters are for colt/uzi mags, I think the angle required to fit glock mags works best with a dedicated lower. Rectangle To Round Insert Adapter Boot, Sylvan Arms AR-15 9mm Glock Magwell Adapter. Sylvan Arms AR-15 9mm Magwell Adapter for Glock Everybody needs an AR-15 capable of using Glock compatible magazines, so why not turn your standard AR-15 .American Tactical 9MM GLOCK MAG ADAPTER TO 5.56 .. Made from 6061-T6 Aluminum, this durable mag well adapter has a built in magazine release for your Glock mags, locks in place with your standard AR-15 .NBS 9MM Colt Magazine Magwell Adapter for AR-15. 9mm AR-15 Mag Well Adaptor for Colt style magazines. This USA Made adapter allows for easy conversion from any standard .223/5.56 lower receiver to 9mm.Sylvan Arms AR-15 to 9mm Glock® Conversion Block (GCB100). Jan 10, 2023 — The Sylvan Arms GCB100 AR-15 to 9mm Glock® Conversion Block is an important step when you convert your .223, 5.56mm, or .300BLK firing AR-15 . Backpack New Era, EndoMag® 9MM. 223 PMAG® housing into a 9mm magazine to use with a standard AR lower and 9mm upper of your choosing with a Glock or Colt variant 9mm BCG. We offer both a . Rectangular Flue Adapter, Stern Defense Mag-AD9 AR-15 9MM CONVERSION .. · Translate this pageMagazijn adapter om met je mill spec AR15 een 9mm wisselset te kunnen gebruiken met Glock magazijnen Convert your standard mil spec AR 15, M4,. Reed Ez Siding Adapter, Best AR-15 9mm Conversion Kits. Sep 3, 2021 — Best Budget Pick. Stern Defense MAG-AD9 AR-15 9mm Conversion Adapter. Works with both Glock-style 9mm and .40-caliber magazines; Built out of .List includes: Stern Defense MAG-ADR AR-15 9mm Conversion Adapter ⋅ Hahn Precision AR-15 Bottom 9mm Adapter ⋅ View full list Ridgid Vacuum Hose Adapter, American Tactical Conversion for Glock Mags: All You .. Jul 21, 2018 — AR Adapter for glock Style Mags: American Tactical Imports Does it Right. American Tactical's new AR-15 conversion adapter will fit any . Bandana New Era, ATI AR15 May well adapter for 9mm Glock mags?. Aug 15, 2018 — ATI AR15 Mag well adapter for 9mm Glock mags? . I just saw these and became curious if they feed well and are reliable. Anyone have experience . Right Angle Grease Gun Adapter, ATI ATI9MMADAPT Glock Mag Adapter 9mm Lower Black .. Constructed from 6061-T6 aluminum, it offers superior durability and corrosion resistance. Designed to fit 9mm Glock Mags, this AR Conversion Adapter Lower is . Rivet Nut Adapter, Sylvan Arms AR-15 Glock Conversion Block Review. Nov 9, 2021 — The Sylvan Arms 9mm conversion block is a drop-in that lets you convert your AR 15 lower to accept 9mm Glock mags.Pros and cons: It's built and assembled in the USA ⋅ The conversion block does not include last round bolt hold . ⋅ View full listAR-15 Adapter For Glock Magazines. Apr 5, 2017 — I know some guys aren't going to like the idea of cutting their Glock mags, but worst case scenario you can dedicate a couple mags to just this .SYLVAN ARMS AR15 Mag 9mm Glock Conversion Block. SYLVAN ARMS AR-15 Magazine to 9mm for Glock Conversion Block (GCB100) . Insert the conversion block into the magazine well of your standard AR lower, .Glock OEM Mag Catch in AR-15 Magwell Adapter - Facebook. 0:11Glock Catch & Release. . Glock OEM Mag Catch in AR-15 Magwell Adapter . More from WNG Glock AR Magwell. 00:58 .Facebook · WNG Glock AR Magwell · Aug 22, 2015 Rmsc Adapter Plate, AR15 Glock STYLE Magazine Conversion Block Sylvan .. This is fantastic because it increases the modularity of your standard AR-15 pattern rifle by enabling you to change from 5.56 to 9mm by utilizing this adaptor . Romeo 1 Pro To Rmr Adapter, Ruger PC Carbine Rifle with Glock Magazine Magwell. Feb 6, 2018 — Not a high speed AR-15 reload process, but it works just fine. Ohh that gloriously brilliant magazine adapter setup. I can hear it now, half the .Pros and cons: Front and rear sights are excellent ⋅ Super fast to disassemble and assemble ⋅ View full list Rotary Engine Stand Adapter, STERN DEF. MAGAZINE ADAPTER AD9 AR-15 TO FOR .. STERN DEFENSE STERN DEF. MAGAZINE ADAPTER AD9 AR-15 TO FOR GLOCK 9/40 MAGS for sale from Pernix Industries LLC.Stern Defense Mag-AD9. Sep 9, 2018 — The AR-15 9mm Conversion Adapter for Glock® Magazines by STERN DEFENSE Is a reliable way to use Glock magazines in a Mil-spec lower.Pros and cons: Easy Installation ⋅ Last round bolt hold-open ⋅ View full list9MM AR-15 Glock Adapter for 556 Lower American Tactical .. 1:01The AR-15 9mm conversion kit has a mag well adapter has a built in magazine release for your Glock mags, locks in place with your standard AR-15 magazine catch, .GunStreamer · Feb 1, 2018Stern Defense Glock magwell adapter for AR15 lower. Stern MAG-AD9 for sale - I used it for about 5 magazines through my AR lower and then my dedicated Glock lower came back from NFA land. Works great.ATI 9MM GLOCK MAG ADAPTER TO 5.56 RECEIVER. This mag well adapter has a built in magazine release for your Glock mags, locks in place with your standard AR-15 magazine catch, releases the same way AR .Grip Extension Adapter for Glock 17 to 19. The IMI Defense Magazine Adapter allows using full-size magazines in compact or sub-compact pistol frames. The adapter slides down the magazine and creates .3+ Best AR 15 9mm Conversion Kit Reviews 2023. Jul 6, 2023 — Upper receiver is completely finished with black melonite—including the bolt carrier. Accepts Glock magazines. Conversion adapter is incredibly .Glock Ar15 Adapter. Stern Defense MAG-AD9 AR-15 Glock 9mm/. The Mag-AD series adapters install in seconds. Promag AR15/M16 9mm Magazine Quick Change Adapter Block - Black .stern defense ar15 9 mm magazinschachtadapter für glock .. · Translate this pageSTERN DEFENSE AR15 9 MM MAGAZINSCHACHTADAPTER FÜR GLOCK MAGAZINE. Easily Convert Your Lower to 9mm. There's no need to go with a pistol-caliber specific AR .Better-Mag S&W® .22 Rimfire Magazine Adaptor. An innovative, yet inexpensive adaptor allowing the use of Smith & Wesson .22 Rimfire magazines in a standard AR15 lower receiver.Best 9mm AR-15 Uppers: It's PCC Time. Easily make your AR-15 shoot 9mm? . The 9mm AR-15 complete upper assembly is a Colt and Glock mag-compatible . Stern Defense 9mm Conversion Adapter.Stern Defense 9MM Glock Magazine Adapter - MAG-AD9. · Translate this page9mm Adapter von Stern Defense Damit lässt sich jeder Standard AR15 Lower als 9mm Lower nutzen der Adapter selber nimmt dann Glock Magazine auf US-Info: .VM Hy Tech AR-15 Uzi Mag Adapter Review. Feb 2, 2015 — That's really quite a hard sell compared to the plug-and-play top-loading Hahn Colt-style adapters, or even the DDLES/QC10 Glock/Colt lowers. On .Pros and cons: Reloads were pretty fast ⋅ No feeding or ejection problems ⋅ View full listShooting 9mm with AR, are the adapters good?. Jul 5, 2018 — There are several adapters on the market for converting the magwell to take 9mm Glock mags. Do these work? Are they picky with who makes the .FosTecH Complete 9mm Conversion Kit (Upper, BCG .. FosTecH Complete 9mm Conversion Kit All you need to convert your AR to 9mm. Stern Defense 9mm Magwell Adapter (1) Glock 32 Round Magazine Included 9mm BCG .ATI ATI9MMADAPT AR Conversion Adapter Lower fits 9mm .. This mag well adapter has a built in magazine release for your Glock mags, locks in place with your standard AR-15 magazine catch, releases the same way AR .Ar15 9mm glock mag adapter, Risparmia 72% disponibile .. Negozio Ar15 9mm glock mag adapter, Bates- Europe to US Plug Adapter, 3 Pack, European to US Plug Adapter, EU to US Plug Adapter, Adapter Europe to USA, .45 Acp Magwell Adapter Glock. Shop Chiappa Firearms AK-9 Glock 9mm Magazine Adapter | Be The First To . 45 acp glock mag well adapter ar15 rubbermaid cooler replacement parts tiny .STERN DEFENSE, LLC AR-15 9mm Conversion Adapter. · Translate this pageEach adapter is machined from aluminum and requires the use of a 9mm/.40 S&W barrel and a Glock-cut bolt. Made of aircraft grade aluminum Lightweight, ergonomic .American Tactical 9mm Adapter for 5.56 Lower Receiver .. This adapter has a built in magazine release for your Glock mags, locks in place with your standard AR-15 mag catch, releases the same way AR mags do and .AR15 Mag Well Adapter For HK SL8 - HKPARTS. AR15 & M16 Magazine Well Adapter - US Made Allows the use of AR15 & M16 magazine on your SL8/G36 conversion. This unit will replace the G36 magwell and .AR15 Magwell Conversion Kit. They are NOT adapters. We recommend using a smith with lots of AK experience who is competent in machine/metal work. ALL MAGWELL KITS AND PARTS SALES ARE FINAL!45 Acp Magwell Adapter Glock. The magwell adapter flairs out to create a wider opening to guide the magazine into the firearm. This 9mm AR-15 adapter allows the Glock-style double .Curved glock mag for ar9. 99 80% AR9/AR40 - Glock 9mm Mag w/LRBHO - Finger Groove Front - AR15 Based . Conversion Kit: Sylvan Arms AR-15 9mm Magwell Adapter for Glock Magazines + .STERN DEFENSE RELEASES S&W M&P 45ACP .. Aug 23, 2018 — This Ar15 magazine well adapters also feature a last round hold-open. Also to note, you must have a Glock cut bolt in order to use this .SA VZ-58 CSA Mag Well Adapter. CSA SA Vz.58 Mag Well Adapter for AR15/M16 Magazines. SKU: CZVZ-CSA-01 .