Suomi m31 semi auto bolt conversion

Suomi m31 semi auto bolt conversion. $135. SEMI AUTOMATIC: Barrel Length: 1. A very, very brief Dec 5, 2023 · The Suomi KP/-31 submachine gun proved to be a pivotal Finnish firearm that inspired the Soviet PPSh-41, the most extensively produced submachine gun in World War II. Qty : Add to Cart. This is a semi-automatic version of Finland's famed "Suomi" Submachine gun they used during the Winter War of 1940 and throughout WWII. NOTE: Prior to TNW M31 Suomi Semi-Automatic CarbineA semi-automatic, closed-bolt copy of the Finnish KP31 submachine gun. Oct 30, 2011 · Suomi M31 kit build. 99″ EHD 1. M31 Bolt Return Spring. Includes 2 Drums and 3 stick mags. cal. Featuring a high-capacity drum magazine, selective-fire system and a quick-change barrel, the Suomi submachine gun was quite innovative for its time. Rear Sight Assembly. Here you can see the line I drew to show the angle of the feed tower. 4lb / 4. #1. Adjustable rear sight and front fixed blade. The Dark Side of Spring. You will need this kit, one of our tubes ( MK2SATB ), and an original Mk2 parts kit in order to build a legal semi Finnish Suomi M31 parts kit with original barrel, barrel shroud, wood stock and torch cut demilled receiver pieces, 9mm, in *Good* condition. I added a 4th radial axis to my home built CNC mill. his light weight machine gun was arguably one of the finest in the world at the time of it's deployment with the German Army during Franco's nationalists in the Spanish Civil War. Receiver End Cap. 0. Rifle comes with 2 coffin magazines and two TNW Suomi M31 Semi-Automatic RifleA semi-automatic only version of the famous Finnish SMG. This packet includes the steps necessary to build your own M31 semi auto receiver. Ordering from Centerfire Feb 27, 2015 · The stick mags are 36rds double column double feed mags. 4-inch rifled barrel coupled with a one-piece wooden Mar 20, 2010 · I deleted some original features to save buying parts. These parts are available in this set, and are also sold individually. Gunboards. You will need to get an original parts kit (preferably with an intact trigger housing). Milling off that ramp and installing a captive firing pin is a huge pain. Crypto View our latest catalog to find what you might be searching for. A 12. grind a corner off @ 45 Deg and position Mar 26, 2006 · The Suomi ("Finland") submachine gun was developed by Finnish arms designer Aimo Lachti in 1920-1930 period and adopted by Finnish Army in 1931 as Suomi-KP Model 1931, or simply KP-31 (KP stands for Konepistooli - Automatic Pistol in Finnish language). 99 On Sale: $18. Solid wood butt stock and front foregrip. TNW and IO seem to have discontinued them. Oct 14, 2005 · I have a kit that I have been working on and don't have the materials on hand to make the punch, so I decided to try to remove it Hydraulically. This spring keeps the cocking handle assembly in the forward position after cocking the rifle. We also remove additional material to allow the modified bolt with clearance to avoid our blocking bar required in the semi auto receiver. MG42 Semi Auto Bolt Parts; NOT FOR SEMI AUTO US-MADE GUNS. View Details. Jan 10, 2013 · Unless of your course you happen to hail from Finland. 5" barrels are in *Good* condition and include barrel shroud with front sight post. 00 (or FREE in-store pick up!) Finnish Suomi M31 semi-automatic 9mm rifle . GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. I have been on the path to building a semi-auto rifle for quite some time. Works with M31/KP31, KP44, M37/39, M45. New and improved design! Semiautomatic build kit for the STEN Mk2. It is welded only to the feed lip on the drum with the upper end tapered to allow M31 Compensated Barrel Shroud with new parkerized finish for use with 12. $600. Sep 12, 2017 · Designed by Finland’s most notable arms inventor, Aimo Lahti, the m/31 Suomi submachine gun is an iconic weapon of the Winter War and the Continuation War. $465. These are a semi-auto version of the FInnish Suomi KP-31 subgun, which was used to great effect against the Russians in the Winter War. With three extra stick magazines in a four-cell leather pouch, two drum magazines in individual cloth pouches, and a slip-on rubber recoil pad. Tennessee Guns International ( TGI ), of Louisville, TN, began distributing a new Semi-Automatic "replica" version of the Suomi M31 in the late 2000s. Although manufacturing of the Suomi in Finland ceased in 1944, it was widely used throughout the world well into the 1990’s. The gun was a simple blockback design that used a spring-loaded bolt to shorten the action. Mfg. Sold Individually. Sold Out. This tube has a smaller ID than the original M31 machine gun. First designed in 1922, by Aimo J. These rifles were built by TNW Firearms using original Finnish Suomi M31 Rifle parts kits, and new milled US semi May 21, 2014 · Kentucky. Rifle comes with 2 coffin magazines and two drum magazines as pictured. It is a first-generation submachine gun with a heavy milled receiver and very well-fitted parts - enough so that a series of vent holes were put in the end of the receiver tube to prevent air compression during the firing cycle. The assembly, machining, and welding of these parts constitutes the manufacturing of a firearm and the BATF Letter provided SOLD - $500. Overall condition is 90-95% with excellent bore. Price : $175. The Suomi (Finnish for Finland) KP/-31 was in service in the Finnish Armed Forces Suomi 31 Semi Auto Kit. This is looking down into the magazine. It is chambered in 9mm. TNW Suomi M31 Semi-Automatic RifleA semi-automatic only version of the famous Finnish SMG. Refer to PN M31S-GNPT-XX09-BKXX-RCKT for complete diagram. Horizontal Cut Receiver. The package includes a copy of the ATF approval letter and dimensional drawings. 00. About 12. This is a semi auto bolt kit for the SUOMI PK 31 and will make building one much easier. 435" dia, to slip into the back end of the bolt with about . Magazine: Suomi KP31 25 rd, 36 rd, 50 rd magazines and 40 rd & 70 rd Suomi KP31 & Swed 37 SMG . There's no gas system to clog, and the open-bolt system negates any cook-off risk. Parts and Kits Web Store. This would result in a project that looked pretty much like a Suomi M31, but it would not be an exact copy. Jul 18, 2010. Includes bolt and extractor (as pictured). Spent half a day at the machine shop finishing the receiver, and welding it together. This semi auto Suomi M31 has a 36 round stick mag and a 72 round drum. Lahti, the gun was revealed to the public in 1925. Very good condition, The Suomi 31 (Suomi-konepistooli or "Finland-submachine gun"), was a submachine gun (SMG) of Finnish design used during World War II. Bolt Assembly. M31 Suomi 71rd Drum 9mm Condition VG to EX. Buy a Original Finnish full auto. Parkerized receiver, trigger, guard and barrel. Suomi KP31 & Swed 37 SMG. The BATF letter included lays out the rules for manufacturing and proper marking. Description: Finnish Suomi M31 semi-automatic 9mm Rifle. Last Day Duck. Inside this Information Manual. Showing 1 to 7 of 7 (1 Pages) May 17, 2012 · a full auto is illegal , a semi from a parts kit legal most places as far as i know but i'm Australian , but built kits when in the USA. As a new dad I have very little time to mess with this stuff so I took it to a gunsmith and he was completely confused on how Original Suomi M31 Bolt Assembly in *Very Good* Condition. gov. 98″ EVD 1. It uses surplus Finnish original parts and new parts such as the US-made barrel. Lucky the machinist is a friend. Product Videos. The M31 will also take the 71rd drum and 50rd coffin mag. WARNING: Cancer and Reproductive Harm – www. A very, very brief Nov 1, 2021 · A few shots with a TNW Suomi M31. com the best online marketplace for buying and selling semi auto pistols, firearms, accessories, and collectibles : 963940262 Lot 357: TNW M31 Suomi Semi-Automatic RifleAuction Location: Rock Island, ILAuction Date: March 31, 2021. Business, Economics, and Finance. *** 16" barrels wil not work with the shroud since the diameter of the barrel will not pass though the compensator at the end of the shroud. These are the same components used in the manufacture of the TNW MG34 SA production firearm. The M31 is an open bolt, magazine fed submachinegun. 7kg) and lack of a good pistol grip stock, it still manages to be tremendously controllable and accurate, with a very high rate of fire (about 900 rpm). 7 lbs with Suomi M31 shroud/barrel. It works with a barrel shroud with the angled compensator. Product Code: S31T-RID. Original Barrel - Finish could be worn - Fully Functional! Front Trunnion. rod in my shop, turned about 4" of it to around . Used by mostly Finnish and Swedish armies, it was also widely exported into Baltic countries, some European and South MG42 Semi Auto Bolt Parts; 36rd original Finnish Suomi drum. Even the mags for the two are almost the same! The Russians just went square instead of round for the barrel shroud. TNW Suomi M31 – 9mm w/ stick mag & Long (Non Restricted) Barrel. Cocking Handle w/ Cocking Handle Block. Accepted Payment Methods: Returns: No Returns. This Finnish firearm was used to fight off Soviet Forces during the winter war of 1940 and showed the world the importance of sub-machine guns to modern warfare. The 16" barrels are threaded 1/2-28. Open bolt stens are now officially legal in Canada. Complete Trigger Pack w/ Trigger Screw & Trigger Set Screw Jul 18, 2010 · NW Ohio. The Suomi 31 is regarded by many as one of the most successful submachine guns Price:$15. Mar 16, 2017 · Link to Part 2: • Suomi KP/31 Shooting the semi automatic Suomi M31 (SBR). Picatinny rail mount on bottom of shroud. SPF. STG-76W (Stemple Suomi 9mm): The Stemple Suomi closely resembles the original Finnish KP31 by using the original Finnish KP31 wood stocks, sights, and shrouds. Because it was during Finland's oft-forgotten Winter War that another submachine gun distinguished itself as a surprising effective weapon: the Suomi KP/-31. 3-9. Price : $250. Select-Fire with Quick-Change Barrel. This fits both our semi auto tubes ( S31T-RID) and original full auto tubes. Recoil Spring. Add to Cart. It worked great for the engraving I had to do. It is a joy to shoot. The Suomi M31 originated from Finland and used to fight Soviet forces during WWII. M31 Slant Barrel Shroud with new parkerize finish for use with 12. Pics: 465. Used by mostly Finnish and Swedish armies, it was . First concocted in the mind of Aimo Lahti, the KP/-31 has its roots in 1922, when Lahti and one Lieutenant Y. May show signs of wear, marring, scratches grime, and surface rust. Need help with trigger/bolt on my Soumi m-31. Shipping: $30. FYI: The M31 is HEAVY. Bolt still needs to be modified for semi. ACCURACY–The Suomi was fired for accuracy at a range of 1,000 inches (83′ 4″) from a machine rest with the following results: Rounds 5 Type of Fire Semi-auto. Koskinen developed an Apr 2, 2008 · Semi Auto Suomi, Kp31, or M31. Parts must be inspected and tested by qualified and competent gunsmiths or armorers before use in a firearm. Shows signs of grime, wear, and marring. Description: The Suomi M31 (Suomi-konepistooli literally meaning "Finland Machine-pistol") is a submachine gun of Finnish design that was used to fight off Soviet Forces during the winter war of 1940 and showed the world the importance of sub-machine guns to modern warfare. The firearm is not designed to allow cocking of the gun while in the safe position. com Discussion Boards Shipping: $30. Sold as a parts set. Sep 20, 2023 · You will receive a complete Suomi M31 Parts kit with the oringal barrel. 99. The cocking handle is still present, but does not move due to the Lot: Used Condition - Uzi Folding Stock Parts Kit with 6 mags (1 x 32 rd & 5 x 25 rd) - Ships Free in Lower 48. May 16, 2012 · My questions are If I build the parts kit and "Finnish" it (sorry for the pun) with the receiver rebuild, won’t it be a semi to fully auto make when complete? Or do I have to change something in the build to make it semi auto, and what is it I have to do to make it that way. 38″ ES Rounds 5 Type of Fire Semi-auto. SUOMI M-31 SA. This is a TNW M31 Suomi part set with the new and converted original parts needed for semi-auto function. I agreed to scrap the Suomi and withdraw my application to have their ruling overturned when we reached an agreement on the stens. Bolverk Arms has drop in semi auto trigger packs. Product Description. Note we remove the sear engagement (the step on the front left-hand side). However when shooting it it feels more like shooting a rifle. This gun comes with 2) 36 round magazines 2) 71 round drums and a sling. There is no way I would try getting the cuts right with anything less than a mill, sloppy cuts won't allow proper fitting. Original IMI with Star and Hebrew markings Folding Stock Pattern Actual Item Pictured Condition as shown Ships Free in Lower 48 --- Be sure to select "FREE SHIPPING" in checkout Very cool kit with nice Israeli markings and original pain on Suomi Model M31 rifle 9mm. It was a descendant of the M-22 prototype, which was revealed to the public in 1925. DISCONTINUED. barrel, 10 or 36 shot box mag. The slots on the top and bottom must be machined by the builder per BATF specifications. Quantity. New made 16" 9mm barrel for the SUOMI PK 31. I have been able to gain tremendous knowledge through my project with the help of many people. Your price: $26. , metallic sights, uncheckered plain wood stock, parkerized finish, approx. Despite its hefty weight (10. It fits for sale by Hicapmag on GunsAmerica. KP31 Suomi SEMI AUTO HEADSPACE pattern 9mm Barrel 16" Threaded 1/2-28. 6 Put me on the Waiting List. Compare. It was a standard m/31 Suomi submachine gun, but with the addition of an underbarrel flamethrower (!). The side Hello, I'm looking for anyone who has recently put a Semi-Auto m31 together and knows where to find a semi auto bolt? The parts kits are priced fine but I know I lack the machines to get the bolt milled. Its a little bit heavy compared to many subguns, but combined with the muzzle brake this makes recoil negligible. I found a 6" piece of 1/2" Dia. The KP/-31’s reliability in cold weather, good long-range accuracy, and high rate of fire made it well suited for the hit-and-run style attacks that Finnish troops often used This kit contains all of the semo-auto parts modification prints for the trigger and bolt assemblies. May 18, 2009 · Here is the early original configuration of the M/31: And here is the late version aka the "M/31 SJR" (Notice muzzle brake in end of barrel): These new semi-auto versions have an extended barrel reminiscent of the M/31 SJR. Well that and finding an fcg. 3) Suomi M31 kit with 80%: This is a great kit with original barrel still intact. Availability: Out Of Stock. This subreddit is for the discussion of Canadian firearms ownership, shooting sports, safety of firearms, Gun Clubs, Firearms groups, advocacy, and the Canadian political effects. 875" and 16" 9mm barrels. Aug 15, 2008 · As I mentioned in another thread, I recently ordered a Suomi M31 rifle from Centerfire Systems. Suomi KP31, Swed M37, Stemple U9 Trigger Pack Sear Spring Jun 28, 2009 · L. Pics: 4) Cetme C kit with flat, barrel, and mags: This is an excellent condition Price:$205. M31 Firing pin Bushing for the M31 Semi Auto bolt. If you google Somi m31 semi auto, IO has a tutorial on the process using their parts. Tube for the SUOMI 31 with template from which the buyer can make a semi automatic receiver. I picked up a bunch of Suomi drums and coffin mags for my Lage upper so I decided to build a Suomi m31 for my first gun build. - Suomi M31 is new and has never been shot or even a round chambered - Semi Auto (closed bolt) - Shoots 9mm Luger - Absolutely gorgeous solid wood stock - (4) 36 round original magazines - (2) 71 round original steel drums - Original correct sling included - Also comes with an extra in excellent condition original barrel and shroud. Nov 13, 2008 · Forums. CANNOT BE SHIPPED TO CALIFORNIA Brief History of the Suomi Although manufacturing of the Suomi in Finland ceased in 1944, it was widely used throughout the world well into the 1990’s. Description: Very good condition, mechanically perfect with minor wear 9mm 71rd Suomi drum magazine. Finland was at war with the Soviet Union from November 30, 1939 to March 13, 1940 (The Win- ter War) and then again from June 25, 1941 to September 4, 1944 (The Continuation War). Qty: Description. This parts set is the for the manufacturing of a home built semi auto M31's receiver. 00″ ES Oct 14, 2014 · October 14, 2014 Ian McCollum Flamethrower, Submachine Guns 34. Lot # 331: Swiss K31 Straight Pull Bolt Action Rifle. The closest I'll ever own to a tommy gun or ppsh-41. the soumi you have to weld in a block that will re-engage the disconnector if the trigger is still in the rearward position you take a 14mm x 14mm x 4mm block of steel. Got these in Oct. Ammunition magazine featured is pinned to 5 rounds, per Canadian law. They are manufactured by TNW Firearms, using as much of the original piece as possible. 5#. com the best online marketplace for buying and selling semi auto pistols, firearms, accessories, and collectibles : 938651104 Mar 8, 2022 · The following shows the bolt conversion we do for our semi auto CZ 24/26 (RMZ 26) The photo below shows our converted bolt in the foreground compared to an original bolt. BRP Second Pattern Semi Auto Bolt Assembly with Removable Rear Extension. @Freedom Firearms Canada Recorded in October 2021, Onta Apr 22, 2012 · I have two Suomi M31 SMG kits (it was sad to see those beautiful heavy-duty cut up receivers) and a semi M31 rifle. The Suomi KP/-31 (aka Suomi M/31), commonly known as the Suomi submachine gun ( Suomi konepistooli) in Finland, was a sub-machine gun based on the early Bergmann MP18 design. The conversion to closed bolt altered the gun's timing and leaves the magazine less time to feed. I think they were $50 each with a stick mag and drum. Price:$205. You will also need to get our reduced ID tube ( S31T-RID) and 16" barrel ( S31B16) to build an ATF approved 922r compliant carbine. 18″ EVD 1. Related Items. complete bolt assembly for Suomi KP-31 WWII gun. lefty. Suomi M31 SA 9x19mm. These kits are complete with torch cut receiver pieces. (Semi Automatic) Version 1. It is a first-generation submachine gun with a heavy milled receiver and very well-fitted parts – enough so that a series of vent holes were put in the end of the receiver tube to Jan 5, 2016 · Simple, it is what won the Winter War for the Fins and inspired the PPSh-41. I just ordered a Semi auto receiver and bolt from Indianapolis ordnance which fully complies with BATF regulations, plus i have to get a 16 in barrell to meet regulations on SBRs. 10 lbs. The Never Give Up Buck. So, a few years ago I started a Suomi build with a TNW receiver. 5″ barrel. Original Item: Only One Available. I sent away my surplus trigger pack and bolt to get converted to semi auto, and it took two years (!) for me to get them back. The KP31 had some of the nicest 'furniture' ever put on a a sub machine gun. Shipment prohibited outside USA. Availability:DISCONTINUED. 0- Change to compound angle for feed tower. The assembly, machining, and welding of these parts constitutes the manufacturing of a firearm and the BATF Letter provided Aug 30, 2008 · The suomi did not make the grade and neither did the stens To cut a long story short I took them to court and the PTB decided to eventually play ball. Product Information: Nickel Boron Plating Aluminum Parts and Bolt. *This Package is for the receiver only, not the complete rifle. Suomi Conversion V2. For anyone wishing to take one of these parts kits and attempt to build their own semi-auto rifle or pistol, let me know. 875" 9mm barrels. Review of the TNW Suomi M31 (officially KP/-31) or the Suomi M31 SA. Offered in great condition is this lovely Finnish Suomi M-31 Display Submachine gun, built on a BATF approved re-welded display receiver. Comes with a Freedom Machine 80% tube and semi auto ejection housing, 4 stick mags, and 1 drum mag. It started selling exclusively by Centerfire Systems of KY in the late 2000s. Please look at PN M31S-GNPT-XX09-BKXX-RCKT for a complete diagram. The stick mags and drums I can use in other guns. It can be equipped with short M37 barrel/shroud, M31 barrel/shroud, or suppressed setup. This Suomi M31 has been converted to Semi-Automatic and fires 9mm parabellum rounds from a 36 round stick magazine. With fixed blade front and tangent rear sights, ventilated barrel shroud, standard markings, tubular receiver and closed bolt action, and smooth pistol grip stock with steel buttplate. This is a ready to build package great s Suomi 31 Semi Auto Kit(Out of Stock) $280. I had the bolt hang up on the "buffer spring" ---It's blue (on mine at least) (looks like a auto clutch spring) and there's not enuf room with the recoil spring and the striker spring---I removed it and have had no problems---If you took out the Price : $280. You can see the spacer used to keep the rounds single stack. It will also work with the longer drilled compensator barrel shroud if the compensator is cut off. P65Warnings. This bushing is pressed in to the front of the bolt forming the primer pocket. As I understand these builds are being done by Tennessee Guns, thus, I am cautiously optimistic that what they sell through Centerfire Systems will not be a "bug"-riddled manufacture POS like some of the other semi Price:$48. No cracks in the wood. $900. 0. Absolutely. W/ 3 stick mags, 2 drum mags, mag pouches, sling Magazine absent. , semi-auto copy of the Finnish KP31, closed bolt, blowback action, 16 in. M31 Charging Handle Return Spring. It has had 3 inches totally replaced with solid bar stock per BATF regulations, and has had the bolt welded into the forward position inside. No semi-automatic carbine can exactly copy the original SMG, since BATFE insists on significant differences to prevent easy conversion to full-auto. Description Suomi KP-31 M31 in 9mm with one, thirty six round (High Capacity) removable magazine with a 16. Not all firearm parts are interchangeable; use of surplus parts without proper knowledge could cause a firearm to malfunction and Suomi M31 9mm Parts Kit. Compatible with all Universal pattern Stemple guns and original KP31 SMGs. These are the hammer fired kits of recent manufacture and are straight from the TNW production line. #2. This kit is also included with the newly manufactured MG34 Semi-auto Receiver Built Kit (MG34-XXXX-XXXX-RCKT) $1895. Suomi SMG was manufactured by Finnish company Tikkakoski Oy, and licensed to Denmark, Sweden Jun 25, 2013 · Drum magazine for Suomi KP/-31 submachine gun. A Finnish reader named Ossi sent us a photo and some information on a rather outlandish Finnish weapon developed at the tail end of the Continuation War with the USSR. The SUOMI M31 has a two position safety– Forward (toward the barrel) is the “FIRE” position Rearward (toward the trigger) is the “SAFE” position. Original 12. This closed bolt system works extremely well and eliminates the problems of kits offered by other companies. As I was laying these parts out for the pictures, I check the box for a date. Suomi M31 in 9mm. Metal butt plate. I am thinking (not sure) the internal diameter of the semi receivers are smaller so it will not take a SMG bolt. Designed by Finland's most notable arms inventor, Aimo Lahti, the m/31 Suomi submachine gun is an iconic weapon of the Winter War and the Continuation War. It's attributes included, speed (800 - 900 rounds per minute) Advice on a Suomi M31 build. 49″ EHD 0. These rifles were built by TNW Firearms using original Finnish Suomi M31 Aug 17, 2018 · Designed by Aimo Lahti, the Suomi m/31 submachine gun is in my opinion one of the standout submachine guns of the World War Two era. more Suomi Reduced Diameter Tube. Disassembly / Reassembly Instructions. Quick Buy a Very good condition, mechanically perfect with minor wear 9mm 71rd Suomi drum magazine. . A 36 round stick mag is $36, but Aug 5, 2018 · The bolt does not remain open after the last round is fired. or 71 shot drum mag. Caliber: 9mm. M31 Bolt (full auto - original - worn condition) Up for sale is an ultra-rare Finnish KP31 9mm Rebuild by TNW in Oregon. 5# (unloaded) compared to a Garand at 9. I am in the process of building one of the century sold kits from TNW. Feeding it hotter ammo will actually make the problem worse as it will increase the bolt cycle speed on the rearward stroke. 001" clearance, cut an O-ring groove about 1/8" back from SUOMI M31 Description 9mm Para. Weight: 8 lbs with MN shroud/barrel, 9. 00 FFL REQUIRED FOR THE PURCHASE OF The problem is that the receiver isn’t the most difficult part of a PPS-43, the bolt conversion is. Price: $10. The closest I'll ever own to a tommy gun or ppsh-41 : r/canadaguns. Low Estimate. Gun and accessories are in great shape. Qty : Notify when available. 2013-2014. 50. UPC. The front barrel lugs have been machined and the threads for the end cap have been turned. May 21, 2014. It fits the Suomi M31,(which is currently available in a semi auto configuration), the Carl Gustav M45 (the version that accepts Suomi mags), the Stemple STG 76, and in the Masterpiece Arms 971, as well as in the Cobray and MPA M11/9 by using a converted upper. Safety and Warnings 1-3. ca. Finnish KP31 Individual Parts. Sep 25, 2011 · Curios and Relics High Estimate. Its also includes sling and other accessories. The M31 is from 1930 or 1931 and known for precise milling and match or nearly match grade barrels. #3 · Jul 1, 2009. Sep 25, 2017 · It initially issued the KP/-31 to light machine-gun teams, but by 1940, frontline soldiers quickly recognized its ability to serve as an effective individual weapon. It also includes a Reduced ID Semi Indianapolis Ordnance Tube and Semi Auto bolt. It is used in the construction of a Semi Auto M31 rifle. Description. It also includes (4) 32rd magazines and (1) 72rd drum. I picked up a kit with the semi-auto parts so that helped make my first build fairly easy. Original STG 34k & Stemple Suomi Bolt Complete with Apr 22, 2009 · However, these semi-auto versions are not manufactured by Wise Lite the same way all the semi-autos were being sold by MGS in TX. 2004. Suomi Project Gun Parts; Newly Made MG42 Semi-Auto Bolt Wedge Drilled for Semi-Auto Firing Pin (Wedge ONLY) $49. The M31 "Soumi" is a gun that only history nerds have heard of, but is an amazingly fun and easy gun to shoot. Also known as M-31 in for sale by VGP on GunsAmerica. 63 posts · Joined 1969. The rifle newly designated as the M31 SA is a 16" semi-auto 9mm Luger rifle. qp qy vr di tw vk gq bb ub su