Mac11 upper

Our popular modular upper for the REGULAR SIZED BOYS. That's right, this one can be did in all the popular calibers AR15s are famous for, including, but not limited to: 223 Redmonton God's chosen 5.45 (all other calibers incorrect) 350 Leg End 450 Shrubmaster God's allowed 7.62x39 (okay this one is fine ... M11, Mac11-9, Mac-9, MacDaddy, DB9 ...

Mac-11 aves upper : r/fosscad. Need help!! Mac-11 aves upper. As long as it's ½"x28 threads and has a bore of over 9mm, it'll fit. You can always try your luck with a wish or temu fuel filter solvent trap. Can also do a blast can/deflection device. I keep asking all the builders to make an 8.5 in barrel and no one listens I don’t think they ...Description. This is a side cocking upper receiver that fits your M11/9mm. This comes with steel military spec picatinny rail and the rail is available in two different heights: 1/2″ (standard) or 1/4″. There may be a slight delay on the shipment of this product due to the custom picatinny rail height. The rail height shown is 1/4″ and ...The Mac n Cheese v2 is an ambidextrous Mac-11 receiver that uses 9mm Glock magazines. It has a safety detent, optimized printable front sections, better rear receiver control, and improved compatibility with VMAC trunnions. ... Full-size M11 Upper Receiver; Glock 19/17/18 Magazine; Irons / Optics (Optional) Brace or Buttstock; Related products ...Further reinforcing the 5.7×28 revival is CMMG's new Mk57 Upper Conversion kit for standard AR lowers. Of most import is the fact that CMMG developed a 40 round 5.7×28 magazine to ship with the Mk57 that fits into one's AR15 lower without any modification. The new Mk57 conversion kits come in Banshee (pistol) or Resolute (rifle) lengths ...Your Price: $260.00. Part Number: M11URAUC54. Availability: Out of Stock. Put me on the Waiting List. Description. Kit includes: One Uncoated Mac 11 Upper Receiver. One Mac 11 Bolt Assembly. One Mac 11 Charging handle.

MAC 10/9mm assembly guidance for the 22 conversion by Practical Solutions. And shooting it, of course.Details. This download includes working models for the M11 9mm upper receiver body. Fits 3D Printable Mac 11 9mm frames as well as standard receivers. File Types Available: Solidworks, Step, Parasolid, and STL 3D printer ready. Compare Products. My Wish List. M11 9mm Upper This download includes working models for the M11 9mm upper receiver body.Buy NEW COMPLETE AVES MAC 11 9 SA RIFLE 16" Upper 1/2x28 BUILD REPAIR PARTS BLK: GunBroker is the largest seller of Gun Parts Kits Gun Parts All: 1016895874The Upper East Side of Manhattan is a vibrant and bustling neighborhood known for its luxury residences, upscale shopping, and world-class museums. However, one aspect that can dam...KWA MAC 11 Upper Replacement Regular price $94.95 Regular price Sale price $94.95 Unit price / per . Sale Sold out Shipping calculated at checkout. Quantity (0 in cart) Decrease quantity for KWA MAC 11 Upper Replacement Increase quantity for KWA MAC 11 Upper ...The Freedom Co Mac Upper is a printable MAC-11 upper design. The printable upper shell is combined the following parts to complete the upper: MAC-11 bolt. MAC-11 barrel. 2x Freedom11 trunnions by 1776 Supply. Allthreads, lock nuts and other hardware. A complete build kit containing all required hardware listed above, as well as the hardware for ...This is a Cobray M-11 otherwise referred to as the Mac-11 fitted and converted to attach a Calico 50 or 100-round drum to the top. This conversion looks crazy and I would wager it is insane to shoot given the rate of fire of the M-11 and the heavy drum on top. ... which takes a Masterpiece Arms style extended M11 upper with short mounting rail ...Tags KWA MAC 11 M11a1 SMG Rail system amp tracer adapt... , , , Download: free Website: Thingiverse. add to list Tags KWA M11A1 ... Tags El_Duches M11 Upper Jig , , , , , , Download: free Website: Cults. add to list Tags Free Mini Mac 11 with pop on ...

Mac 11 5.4" Upper Receiver (CERAKOTE) $170.00. In Stock. (0) Select Options Add to Cart. pagination. Pages. Stay Connected; Aves Rails is a DWC Group LLC Brand. VMAC9 11 inch pistol barrel. $ 99.00 Add to cart. VMAC9 Lower Receiver Parts Kit. $ 85.00 Read more. VMAC9 Lower Receiver weld Kit. $ 75.00 Add to cart. VMAC9 Bolt. $ 70.00 Add to cart. VMAC9 Pistol Barrel with 1/2X28 TPI. $ 59.00 Add to cart. 1 2 … 7 Next →.Upper and barrel have been coated in magnesium phosphate for durability. Price $198.98. Add to cart * Heavy Duty Neoprene Buffer for MPA .45 acp. Durable, Heavy-Duty buffer is designed for the SMG MPA/Vulcan/Velocity .45acp & Mac-10 9mm/.45acp. They are a bit firmer than the OEM buffers and should last for thousands of rounds.Barrel - M11/9 4 1/2″ long 1/2 x 28 Threaded Barrel. $ 99.99 - $ 119.99 Select options.

Ihop 3020 panola rd lithonia ga 30038.

The Mac n Cheese is a lower receiver system that uses an M11 upper receiver, 9mm Glock magazines, and an AR15 FCG and magazine catch. Be sure to use the README for your own safety and liability.Amendment II. A well regulated Militia, being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed. Huge Selection of AR15 Uppers, AR15 Parts, Ammunition, Handguns, Rifles, Shotguns and Shooting Accessories at Great Low Prices.Description. This is an original OEM Top Cocking Upper Receiver complete with the reinforcement ribs and Cobray© Logo. The only modification from the original design is the inclusion of the hole for the barrel roll pin in the trunnion. We found a limited and old supply of the original sheet metal body and front sight and welded in our trunnion.SVTR Teaser Trailer (A 3D Printed B&T GHM9 Lookalike Using Mac-11 Parts) youtu.be comments sorted by Best Top New Controversial Q&A Add a Comment. jmanjones • ... WOuld any current mac lowers work for this upper. Adorable-Extent-2575 ...Our Mac11 Upper receivers are made from laser cut blanks precision bent on CNC press brakes to ensure precise shape and size. Coupled with our machined trunnions and 5.4" manganese phosphate coated barrels they form the perfect upper receiver of unmatched quality. These receivers have had Black Cerakote applied to them. Barrel threads are 1/2-28.Mac-11 aves upper : r/fosscad. Need help!! Mac-11 aves upper. As long as it's ½"x28 threads and has a bore of over 9mm, it'll fit. You can always try your luck with a wish or temu fuel filter solvent trap. Can also do a blast can/deflection device. I keep asking all the builders to make an 8.5 in barrel and no one listens I don’t think they ...

Cobray & MAC BOOKS & MANUALS. Cobray & MAC ASSAULT SLINGS. Cobray & MAC Parts & Accessories - FTF Industries Inc specializes in MAC Cobray RPB SWD Parts & Accessories, AR15/M16 & AK47 Parts and accessories, Tactical Automatic Knives, Advanced Technology ATI Shotgun Stocks, Gunsmith's Tools & other very unique items.75.0 %. free Downloads. 39 "mac11" printable 3D Models. Every Day new 3D Models from all over the World. Click to find the best Results for mac11 Models for your 3D Printer.Middleton Made is in Madison, WI. ·. April 19, 2021 · Instagram ·. V0.95 release 4.20.21. . Designed around the Masterpiece Arms Mac11 upper, think of this release as early access/beta to get valuable feedback. . Files will be hosted on odysee (link in bio) .Guess I'll be checking that every morning. They are super helpful if you call them, they can tell you when the next batch is expected to go up. Phone number isn't on their website, forget where I got it, (651) 983-5049.This is a video of me shooting my full auto mac-11 with the 22 lr conversion kit installed. I am running a SWD 9mm suppressor on it. www.AmericanSpecialtyAm...Description. Introducing the Baby Ghost Upper Receiver for the M11A1 380 Full Auto SMG. This design, by Mike McManus, is the perfect host for the slow fire CF-W A Bolt or stock bolt. It is completely made of steel with full length Picatinny Rail on top, an Ace Style grip out front, a flash hider with 9mm barrel threaded to 1/2 x 28 TPI ...I’ve been looking at the Aves uncoated upper. $245 before tax and shipping. Plus Aves is a dope company. M11 uppers are mechanically different between semi-auto (closed-bolt - uses a hammer & moving firing pin) and full auto (open bolt - no hammer, fixed firing pin, impact of the bolt closing fires the round).Middleton Made is in Madison, WI. ·. April 19, 2021 · Instagram ·. V0.95 release 4.20.21. . Designed around the Masterpiece Arms Mac11 upper, think of this release as early access/beta to get valuable feedback. . Files will be hosted on odysee (link in bio) .The Box Tube MAC-11 The Ultimate DIY Machine Pistol Practical Scrap Metal Small Arms Vol.II By Professor Parabellum. Introduction ... The upper receiver is constructed from a length of 25mm square steel box section with a wall thickness of 2mm onto which the ejection port, cocking handle slot and lower opening sections are cut out. ...

To find the first quartile of a set of numbers, find the median of the lowest half of the data set. This median is the first, or lowest, quartile in the data set. To find the third...

Transferable SWD Mac-11 with Lage Max-11 upperSee all the pictures from this shoot at the new UziButton Facebook firearms gallery at... https://www.facebook....SWD MAC11/9mm in great condition with side cocker, railed and 1/2x28 threaded upper PLUS original upper. Comes with 3 zytel and one steel mag. On a Form 4 now. $7200 plus $50 shipping and transfer fees.Tag: mac11×. June 6th, 2018. [PROPS] Mac 11. by pierre richard. 375190. SOLIDWORKS 2015, STL, Rendering, 24 per page. The GrabCAD Library offers millions of free CAD designs, CAD files, and 3D models. Join the GrabCAD Community today to gain access and download!Planning Commission Meeting. 07:00 PM - 09:00 PM. Calendar Grid 744172.Subject: Re: Denix Ingram MAC-11, metal, dummy Tue Jul 19, 2011 2:21 pm. Here's a comparison between Denix (darker) and MGC (lighter) Ingram MAC11 models. 01) upper receiver and bolt (MGC top) 02) upper receiver underside (MGC top) front section has slightly different details.Step 31. Peel up the six cable loops securing the antenna cables to the upper case. Gently pull the cable loops slightly out of the channel cut into the upper case one at a time. Use your spudger to open up the plastic loops as you de-route the antenna cables through them. Repeat this for all of the retaining loops.3DMAC - Mac 11 Side Cocking... $144.99 Quick view MAC11 Upper - Complete. $359.84 Quick view Velocity VMAC45 Upper ...

Lenscrafters optique new york photos.

Is mike rowe the maytag man.

The Following was taken from Alliance's announcement on Uzi Talk: "Alliance has just received full ATF approval for their SABRE upper! 5.56×45 on a MAC and accepts all AR mags including BETA-C types. Initial run is for M10's but M11's and M11A1's are in the works and should be close behind. Alliance is currently adding all the ...The safety of the MAC 11 is located in front of the trigger. Must be pushed forward to lock the trigger preventing firing. One known issue with the MAC 11 is its rate of 1200 rounds per minute or 20 rounds per second enabling quick magazine emptying in just two seconds; however this rate can be adjusted by using different bullet weights.Mac11 upper/bolt from Parts dispensed, now just need to figure out what to do with it lol. Came with the upper, barrel and bolt with firing pin and springs. Looks good u/partsdispenseddotcom, great work and appreciate y'all comments sorted by Best Top New Controversial Q&A Add a Comment. ThatFNguy57 • ...Shop for the Sig Sauer MCX Virtus Patrol Rifle at Midwest Gun Works, the leading supplier of quality firearms and accessories. Find the best deals and fast shipping.MAC11 Upper - Complete. $359.84. Complete Upper for the 9mm MAC11. **Now with SHIPPING INCLUDED**. IMPORTANT: Kit does not ship to NJ or International. Bundles: with AR15 Fire Control Group. None. with AR15 Fire Control Group.Velocity VMAC45 Upper. $359.99 ... 16" Chambered Barrel Liner. $47.99 Quick view MAC11 Upper - Complete. $359.84 Quick view Ruger 10/22 Parts Kit ...View Details. $833.99. Out of Stock. Daniel Defense 11.5" 5.56 NATO 1:7 Carbine AR-15 Complete Upper - 10" MFR XS M-LOK Rail. View Details. $1,214.00. Shop our AR-15 11.5 Upper-Receivers from top brands. Primary Arms offers fast shipping, industry-leading customer service & the best prices on the AR 11.5 upper.Current version: REV0.1.X This is a MAC-11/9 Upper Receiver reference model produced in the same manner that I put together my G19 Gen 3 Slide reference model. All measurements were taken from a physical and functional MAC-11/9 upper receiver assembly (regrettably of unknown origin) with a Grade A granite plate, height …3DMAC - Mac 11 Side Cocking Upper. Side charging M-11 Upper compatible with all 3DP M11 Upper based models. Available with 3/4 and 1/2-28 threads or only 1/2-28. Chambered in 9mm. Choose the bolt option for a complete upper! Side charging handle included in bundle. All our Kits are backed by our 100% Quality Guarantee.Posted by u/Cadi009 - 3 votes and 10 commentsThis is a video of me shooting my full auto mac-11 with the 22 lr conversion kit installed. I am running a SWD 9mm suppressor on it. www.AmericanSpecialtyAm...In this live stream, we're comparing three different 3D printed frames which accept Mac 11 upper receivers. The Mac Daddy, The SVTR, and my own design for a more traditional mac frame. It's a great time to discuss the state of 3D printed Mac 11's and what the future may hold as well as some of the observations I've made along the way. (Published on Aug 2, 2020) ….

OFFICIAL KIT suggested by danishbulldog in the MAC DB9 Instructions. Comes with all the fasteners needed to complete the MAC DB9. **Now With FREE SHIPPING** !! DOES NOT INCLUDE MAC11 UPPER !! IMPORTANT: Kit does not ship to NJ or International. **30 Round Magazines will be replaced with 10 Round Magazines for the following states: California, Colorado, Connecticut, Hawaii, Maryland ... This is a FACTORY NEW Semi-Auto VMAC9 Side Cocking Upper Kit manufactured by Velocity Fire Arms. This kit includes everything that is pictured, (Upper, Bolt Assembly, and Side Cocking Handle. 33 "mac11 9" 3D Models. Every Day new 3D Models from all over the World. Click to find the best Results for mac11 9 Models for your 3D Printer.75.0 %. free Downloads. 10000+ "mac11 lower" printable 3D Models. Every Day new 3D Models from all over the World. Click to find the best Results for mac11 lower Models for your 3D Printer.This hardware kit contains all necessary bolts, nuts, rods, magnets, and whatever else you need to finish your DB9 Slim! It also contains the hardware for the printed brace options. This kit is the hardware only, you will still need to furnish the additional metal components outlined in the readme to complete this build. Support the developer ...This document brought to you by www.MAC -11.info CF-W SlowFire Bolt Congratulations on the purchase of your new CF-W SlowFire Bolt! You've made a wise decision. In its standard form, the M-11/Nine by SWD can be one of the ... upper with slight friction – but not using excessive force. Check the tubing for size. It should be close to this:Mac 11/9 with cz scorpion stock, and mk1 upper And Mac 11/9 with Zuchov stock And MK2 upper Attached File. Posted: 1/6/2021 9:03:26 PM EDT [#17] Quote History. Quoted: With no more .22kits and no more 30rd mags for the max31, it's stirred up the Mac 11/9 crowd a bit. View Quote.It is the owners/users responsibility to comply with all local, State and Federal laws and regulations in the use of these products. Possession of these upper receivers with a semi-auto M-11/9 lower receiver is illegal and potentially dangerous. MAX-11 mk2 Upper Receiver #500. $875.00. Read More. MAX-11S mk2 Pistol Upper Receiver #432. $525.00 ... Mac11 upper, Cobray M-11/9 9mm 16" Thompson Type Barreled Upper (Early 80's) Code: MAC-M11T16UP Inventory: OUT OF STOCK Regular Price: $949.99 Sale $799.99 #1 - NEW ! M-10 45 SMG or Semi Auto Dual Purpose Barreled Upper Receiver Code: RP-M10UP-DP-45 Inventory: OUT OF STOCK $169.99., Looking for a Mac 11 upper. Or any Mac for that matter but would prefer 9mm. Navigation Menu. New. Overview New posts New resources New media Latest activity. Forum. New posts Search discussions Forum Help. Classifieds., Elevate your MAC-11 with our versatile 9mm barrel, measuring 5.4 inches, featuring a 3/4-10 suppressor thread and 1/2-28 muzzle thread, allowing for suppressor attachment and customization options. ... UPPER RECEIVERS AR-15 UPPER RECEIVERS; AR-10 UPPER RECEIVERS; LOWER RECEIVERS AR-15 LOWER RECEIVERS; AR-10 LOWER RECEIVERS; AR-15 PARTS BARRELS ..., M-11/9 SMG Full Auto Firing Pin for Original Cobray Bolt - FTF Industries Inc specializes in MAC Cobray RPB SWD Parts & Accessories, AR15/M16 & AK47 Parts and accessories, Tactical Automatic Knives, Gunsmith's Tools & other very unique items., The MAX-11Sk upper receiver can be used with the M-11/9 submachine gun. NFA rules apply to the use of this upper with a semi-auto pistol upper receiver, due ..., Description. This is an original OEM Top Cocking Upper Receiver complete with the reinforcement ribs, small ejection port and Cobray© Logo. The only modification from the original design is the inclusion of the hole for the …, 3DMAC - Mac 11 Side Cocking Upper. $144.99. Side charging M-11 Upper compatible with all 3DP M11 Upper based models. Available with 3/4 and 1/2-28 threads or only 1/2-28. …, C) Get the 5.56mm upper of you don’t have a RDIAS/RLL/RR M16. **The only standard size Lage upper that would be better than the K is ArevaloSOCOM’s Max10 upper with chopped barrel and a silencer that threaded back into the upper (like people that bury ar15 silencers down user the handguards)., I've had a decent experience with all three overall but a few big disappointments really stand out.Looking for Deals?: https://middletonmade.com/deals/Join t..., Welcome to the home of the Gunnit Rust Contest! This is the place for Contest Posts, Build Ideas, Questions, Advice, and all things related to our GUN BUILDING CONTEST for the building firearms, assembly of firearms, modification of firearms, restoration of firearms, and firearm accessory construction., M-11 Pistol Upper Receivers. MAX-11S mk2 Pistol Upper Receiver #432. $525.00. Read More. MAX-11Sk Mod 1 #528. $525.00. Read More. Lage-Low Profile Sights #243. $165.98. , This is page 2 of the M-11 Bolt Disassembly tutorial. If you would like to go to the previous page click on the link below. Click here to return to previous page of this tutorial. Steps 4 through 5. Step 4. Place the recoil plate against a flat surface and push the bolt, marked in green, towards the plate., Description. KAK Industry Complete MAC-11 Bolt- Semi Auto - 9MM, 22 TCM, or similar. semi auto replacement for m11 or 3D printed varients. complete ready to drop in your project and shoot. compatible with top handle or side handle receiver versions. improved extractor and ejector design for reliable operation., Mac 11/9 with: Stock upper on top generic side cocking upper, 2nd from top Lage mk1 slow fire upper and .22lr drop in kit Soumi drum upper on the Mac Attached File Attached File Attached File. Posted: 1/3/2020 5:23:54 PM EDT [#11] Quote History. Quoted: I have a very similar set up now., The Lage upper, on the other hand, appears to truly be a MAC-type upper that is designed to accept a number of standard AR15/M16 parts (e.g. barrels and bolts) simply for the sake of economy (lower R&D costs, cheaper replacement parts, etc.)., The Mac n Cheese is a series of receivers for full size, 9mm, Mac-11 upper receivers., Current version: REV0.1.X This is a MAC-11/9 Upper Receiver reference model produced in the same manner that I put together my G19 Gen 3 Slide reference model. All measurements were taken from a physical and functional MAC-11/9 upper receiver assembly (regrettably of unknown origin) with a Grade A granite plate, height gauge, gauge pins, gauge blocks, sine bar, calipers, and so on. The ..., Mac 11 Upper (Side Charging) Thread Starter MarkRichards; Start date Feb 26, 2023; Tags complete complete mac 11 upper complete mac upper mac mac 11 mac 11 upper mac11 upper Status. This ad is no longer active. View more ads here. Share M. MarkRichards. Portland, OR. Messages 9 Reactions 10. Feb 26, 2023 #1 Ad Type. For Sale; Price, About half a year ago we reported about the MAX-11/15 project which represents an AR-15 magazine compatible upper receiver designed by Lage Manufacturing for the MAC-11 lower receiver. The MAC-11 machineguns are relatively affordable and this project will allow many people who own these SMGs convert them into rifles chambered in .223 Remington/5.56x45mm NATO., Planning Commission Meeting. 07:00 PM - 09:00 PM. Calendar Grid 744172., Available on backorder. Add to cart. SKU: specialparts30t-1 Category: Uppers and Conversion Kits. Description. Cannot Ship to CA or NY. This includes the following: Full Size Side Cocking Upper with Scope Mount and with 9mm 5″ Barrel (1/2-28 tpi threads) Full Size 9mm Complete Bolt Assy. Receiver Pin Set (1 inner and 1 outer pin), Upper and barrel have been coated in magnesium phosphate for durability. Price $198.98. Add to cart * Heavy Duty Neoprene Buffer for MPA .45 acp. Durable, Heavy-Duty buffer is designed for the SMG MPA/Vulcan/Velocity .45acp & Mac-10 9mm/.45acp. They are a bit firmer than the OEM buffers and should last for thousands of rounds., Number of Products to Show. View All Per Page. M-11 9mm SMG Individual Parts - FTF Industries Inc specializes in MAC Cobray RPB SWD Parts & Accessories, AR15/M16 & AK47 Parts and accessories, Tactical Automatic Knives, Advanced Technology ATI Shotgun Stocks, Gunsmith's Tools & other very unique items. , My full-auto M-11 only shoots one round at a time or only burst. There are a number of reasons why your M-11 may be doing this. A. Worn Sear – Very Common. B. Worn Trigger Spring – Not Common. C. Worn Disconnector Roll Pin – Not Common. D. Worn / Malformed Trigger Frame – RARE. E. Malformed Receiver - RARE., Mac 11 5.4" Upper Receiver (CERAKOTE) $170.00. In Stock. (0) Select Options Add to Cart. pagination. Pages. Stay Connected; Aves Rails is a DWC Group LLC Brand. No Firearms are sold by Aves Rails. The components purchased from Aves Rails are of a DIY nature. It is strongly recommended that these components are used by a qualified individuals., I'm assuming the side charger is from Practical Solutions? It uses the same bolt as your standard Mac upper right? Is the rate of fire different between the side charger and the standard uppers? I have a Mac11-A1 (it's the .380 version) and I didn't expect to like how fucking fast it shoots. I got a Lage upper but I love the standard upper., Description. Calico Mac M-11 9mm Conversion Kits where designed to allow the Mac Enthusiast the ability to have a Higher Capacity Magazine. This Kit Designed for Open Bolt Full Auto and Open Bolt Semi Auto's. NO SLOW FIRE SEMI AUTO's. All you need to do is just pull off your original Upper & Drop ours on Cock it and Let it rock., I'm assuming the side charger is from Practical Solutions? It uses the same bolt as your standard Mac upper right? Is the rate of fire different between the side charger and the standard uppers? I have a Mac11-A1 (it's the .380 version) and I didn't expect to like how fucking fast it shoots. I got a Lage upper but I love the standard upper., Description. This is an original OEM Top Cocking Upper Receiver complete with the reinforcement ribs, small ejection port and Cobray© Logo. The only modification from the original design is the inclusion of the hole for the barrel roll pin in the trunnion. We found a limited and old supply of the original sheet metal body and front sight and ..., As such we can not ship this item outside of the United States, and by ordering, you certify that you WILL NOT export the item. M11 Wind Chime Kit contains. 1x M11 top charging upper with: 4″ head spaced. rifled barrel. 9mm chambering. 1x bolt and carrier assembly. 1x Charging Handle. 1x Receiver bolt., Available on backorder. Add to cart. SKU: specialparts30t-1 Category: Uppers and Conversion Kits. Description. Cannot Ship to CA or NY. This includes the following: Full Size Side Cocking Upper with Scope Mount and with 9mm 5″ Barrel (1/2-28 tpi threads) Full Size 9mm Complete Bolt Assy. Receiver Pin Set (1 inner and 1 outer pin), The MAX-31A Mk2 upper on a Model-11 .380 lower receiver. The MAX-31A converts the Model 11 from .380 caliber to 9mm. The system is designed to feed from both the high capacity, 71-round Suomi M31 drum and 50-round "coffin" magazine. The optic fitted is the Trijicon RM01, a LED red dot sight powered by a CR2032 battery. By Frank Iannamico., 50 Retainer. 51 Stock Latch Plunger. 52 Stock Latch Compression Spring. 54 Receiver Block. NI Not Illustrated. Numrich Gun Parts Corporation. 226 Williams Ln. Kingston, NY 12401. 866.686.7424.