Hk 91 receiver

NEW LATEST 4th GENERATION VERSION AND DESIGN. THE FINEST JIG SET AVAILABLE! 100% USA billeted universal flat bending jig for all HK receiver flats including our new PTR .308 flats and the PTR/LSC flats. Each bending jig comes complete with all the pieces you need for 9mm, 223 & .308 HK style flat builds. Each jig set is Made 100% in …

Hk 91 receiver. 7591 posts · Joined 2007. #2 · Jun 8, 2008. Just the receiver has a s/n. All genuine HK parts have a date code however (with exception to some of the newer replacement parts). Pre-1970 parts have an actual date. It is not uncommon for the internals or furniture to have date codes 1-2 years (or even more) prior to the date code on the receiver ...

The Cetme is a roller delayed blowback battle rifle developed in Spain in 1953, later improved by Heckler and Koch in Germany, and renamed the Gewehr 3 or G3. This led to the development of the Mp5 HK-94 in 9mm and Hk93 in .223 based on the same design and operating system. H&K later made a Civilian version of the G3 named the HK-91 for ...

hk 91 clone question on building. Jump to Latest Follow ... So odds are it'sa semi auto compliant receiver such as AR 15 receivers are not drilled with the fun full auto sear hole That is fine I do not want this full auto, just need to know if I can buy the semi auto rifle kit and put it togather with that $239 receiver without ...Install rear receiver reinforcement at the rear pinhole, which is correct for the HK53. $225: 6: Install registered sear in 3-position Navy pack. Trigger housing will be clipped and pinned. Customer must supply registered sear, factory German 3-position Navy pack, and additional parts required for conversion. Please contact us for details. $425: 7PTR 91 Rifle is a Slam Dunk. By Bob Campbell Published on August 4, 2014 in Firearms. The .30-caliber battle rifle has a proud heritage. The M1 Garand and M14 rifles, not to mention the FN FAL and Heckler and Koch G3, are excellent examples of the breed. However, an American-made rifle currently is garnering a lot of attention.HK91, G3, PTR, CETME Flat & Weldment Combo - PTRBrand New HK91/G3/PTR91 or CETME receiver flat with brand new US weldment set offered as a complete package. Made by PTR91 on original HK tooling using factory specifications and a properly stamped...At Iron Ridge, we offer custom and specialized TIG welding services. These services includes welding up H&K ™ receivers and 'Flats' in our custom jig, with capability for MP-5 ™ type models as well as G3 ™ or HK91 ™, Beretta AR-70 ™, pitted frames or receivers (both steel and aluminum), re-manufacture of 1928 Thompsons ™ as well as other torch …We believe this is the best quality, easiest to fold HK91-G3 receiver flat ever. Reviews will be available soon on the Parabellum Combat Systems forum at HKPro. Jeff has been folding HK91 and CETME flats for us during development. Made on HK tooling using steel that is correct spec and thickness.1299 posts · Joined 2011. #25 · Aug 3, 2012. HK91 is banned by "name" since word "HK91" is stamped on the receiver so its illegal. OP, If you really like to keep your HK91 you can keep it in TX and buy a PTR after you moved to CA.

.308 heckler & koch hk91 semi-auto Status. This ad is no longer active. View more ads here. Share Shooterdog54. Mesa, Arizona. Messages 6 Reactions 8. Feb 19, 2020 #1 Ad Type. For Sale; Price $3000 Manufacturer Heckler & Koch Caliber 308/7.62x51 City Mesa State Arizona Zip Code 85201.In today’s digital age, receiving SMS messages has become an integral part of our daily lives. Whether it’s for personal or professional use, having the ability to receive text mes...May 14, 2015 · According to Mr. Petersen the PTR-91 receiver is made from a sheet of 16 gauge, 1018 grade steel. 1018 grade is a mild carbon steel and initially I was a bit put back by this information. I was already aware that several US made AKM receivers were of 4140 grade steel and I was fully expecting the same from PTR. Feb 16, 2016 ... The C308 has advantages over the earlier yet similar CETME rifle. The rifle is assembled from surplus parts. The receiver is welded, and there ...Overall, 91% of homeowners feel their houses are in need of minor or major renovations. Couple that with the fact that mortgaged real estate saw $3.2 trillion in equity gains in 20...This is a table top review and comparison of the PTR 91 and the HK 91. This video will move through a point by point comparison of the two rifles and also ...The PTR 91 is an American made copy of the legendary HK G3. Heckler and Koch are known for impressive engineering so the question is how does the PTR 91 comp...

Grabs Chennai's iconic Satyam cinema. Grab your popcorn. PVR, the country’s largest chain of multiplexes, on Aug. 12 announced that it will buy a majority stake in Chennai-based SP...PTR-91 Features. 1 Roller-delayed blowback action. Has a reputation for reliability. 2 Compatible with HK-91/G3 accessories. Wide range of aftermarket accessories available. 3 Welded Scope Rail. Easier scope mounting than traditional G3-style rifles.The HK G3, HK 91, PTR-91, CETME receiver flats we offer are made by PTR on original HK tooling using factory specifications. These properly stamped receivers are ready to roll and build, NO special tools needed! No FFL required as these are an unfolded flat.

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The vast majority of homeowners – around 91%, in fact – think their houses are in need of minor or major updates, repairs, or upgrades. However, inflation pushed the price of home ...Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper’s Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics. Threads. 472,358.PTR 91 Receiver. Click image for detail. Price: $249.99. View product. PTR G.I. R Magpul FDE Cerakote Edition. Battle Rifles. PTR Rifle G.I. R Magpul FDE Cerakote Edition,The PTR 112 rifle with welded top rail, Paddle Mag Release & MAGPUL FDE Color . Please Click Image for More Details. Price: $1,189.00.1. You need to mod the FCG and cut and weld a shelf in the housing. 2. Weld in a shelf on the lower receiver and weld in an opposite shelf on the upper receiver (this came done on the upper receiver for me). 3. Cut a slot in the rear of the bolt carrier.

Do you have an idea for crafts, or do you need to order supplies for your home office? Do you prefer ordering gifts from catalogs instead of in stores or online? With thousands ava...Are you experiencing the frustrating issue of not receiving emails? Whether you’re using a personal or business email account, this problem can disrupt your communication and cause...Our Products: HK91 - G3 - PTR91 > Receiver and Build Parts. Sort by: G3 RECEIVER FLAT. Price $79.99. G3 RECEIVER FLAT AND WELD KIT COMBO. Price $119.99. …G3 / HK91 rifle parts kit, H&K licensed manufactured in Portugal by FMP, .308 / 7.62x51mm NATO, Used, *NON-MATCHING* Sold as a set (as pictured).All kits are complete, minus the barrel (available separately), and receiver.Some parts may be marked HK.Cocking tube will have dings, dents and may require some adjustment to be fully …more metal from the FIRE CONTROL BOX so the GRIP FRAME Assembly will fit flush to the Receiver Magazine Well. Step #4 Replace the Semi-Auto BOLT CARRIER with the corresponding Full-Auto military BOLT CARRIER for your particularly firearm - e.g. MP5K Carrier in Model SP89 MP5 Carrier in Model 94 G3 Carrier in Models 91, SR9, SAR8, …Grabs Chennai's iconic Satyam cinema. Grab your popcorn. PVR, the country’s largest chain of multiplexes, on Aug. 12 announced that it will buy a majority stake in Chennai-based SP...HKP-19595. $599.95. Quantity: Add to Wish List. Description. NEW LATEST 4th GENERATION 100% ALL STEEL VERSION AND DESIGN. THE FINEST JIG SET AVAILABLE! All steel billeted universal flat bending jig for all HK receiver flats including our new PTR .308 flats and the PTR/LSC flats. Each bending jig comes complete with all the pieces you need for ...PTR 91 Receiver. Click image for detail. Price: $249.99. View product. PTR G.I. R Magpul FDE Cerakote Edition. Battle Rifles. PTR Rifle G.I. R Magpul FDE Cerakote Edition,The PTR 112 rifle with welded top rail, Paddle Mag Release & MAGPUL FDE Color . Please Click Image for More Details. Price: $1,189.00. Sale: $95.00. View product. Bulgarian AK47 Milled Rifle Parts Kit - Balkan War. View product. Bulgarian AK47 Milled Underfolder Rifle Parts Kit - Balkan War. ASIAN CONTRACT KIT BUNDLE. PM-63 RAK Parts Kit. Argentine FMK-3 SMG Parts Kit. Madsen M50 SMG Parts Kit. These receivers are a direct replacement for the G3 / HK91 / CETME style rifles. These receivers are the early German Military style profile. This early style profile was used by the German Bundeswehr and Portuguese Armed Forces. These receivers have been rolled, stenciled and serialized. This product is targeted towards the home builder; …

Sep 13, 2015 ... quick and informative review off the ptr-91 or g3 clone.

The PTR 91 is an American made copy of the legendary HK G3. Heckler and Koch are known for impressive engineering so the question is how does the PTR 91 comp...H&K Diopter Sights Essentials: The HK G3 or HK-91 sight is calibrated for standard 145 to 150 grain M80 ball ammunition. The front sight post is non-adjustable. Zeroing the rifle is accomplished with the rear sight which is adjustable for windage and elevation using thin, needle nose pliers and a Phillips screwdriver.Mandrel set - all hand-made of highest quality 3018 grade steal. Here is a complete seven piece kit from Zayas Manufacturing, to include all steel pin and welded straightening mandrel for the HK with Heavy Duty truing rails …As of today, HK-91 clones are available, such as the PTR-91 (Formerly JLD), which are built on the tooling used by arms-maker FMP to make the receivers of the Portuguese …The CETME is the predecessor to the venerable HK 91 Rifle and HK G3 rifle. The CETME is chambered in .308 Winchester | 7.62 NATO. ... This receiver is produced using the latest vacuum cast technology by one of the leading aerospace casting firms in the U.S.A. Each casting is hot straightened to ensure flawless functioning and heat treated to …The G3/HK-91 has a reputation for durability. Does the US-made PTR-91 clone live up to that legacy? Check out our Review to find out!Jan 17, 2017 ... How to clean and keep clean your HK/HK style roller lock receiver This is not a product debate! What I use works.....if you use another ...Image Sold Item; $7,000.00 - New Old Stock 7.62MM NATO (7.62X51) HOLY GRAIL CONDITION 1981 HK91 TEST TARGET BARREL WICK NEW IN THE FOAM H&K Sold Location: Saint Petersburg, FL 33706 Sold Date: 2/27/2024 12:00:00 AM $4,026.00 - New Old Stock.308 WIN.MINT UNFIRED HK91 IB DATE CODE HK HECKLER KOCH …Rated: Brand: RTG Parts. CETME C RECEIVER FLAT. Price: $79.99. Product Details. Finally, a flat built just for the CETME C with a flat sided mag well. Made on the same German HK tooling, from steel with the correct spec and thickness, as our new production G3 receiver flats (SKU: HKK-9902), which are the best quality, easiest to fold HK91-G3 ...

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65 posts · Joined 2021. #1 · Apr 2, 2022. I've got a parts kit, as far as receivers go I know using a real HK would be best but with 91 prices where they are I'm leaning more towards using a ptr receiver. I remember seeing pre bent and welded receivers at some point but I don't see any now.more metal from the FIRE CONTROL BOX so the GRIP FRAME Assembly will fit flush to the Receiver Magazine Well. Step #4 Replace the Semi-Auto BOLT CARRIER with the corresponding Full-Auto military BOLT CARRIER for your particularly firearm - e.g. MP5K Carrier in Model SP89 MP5 Carrier in Model 94 G3 Carrier in Models 91, SR9, SAR8, …There are several variations of non-Pars import Portugal receivers that I've seen or found on the internets. I have or have held in my hands the following three types: ->virgin receiver: 91AExxxx Interport, Delta UT, Portugal - marked on right side magwell (havn't seen a serial number below 200) ->virgin receiver: 91ATxxxx Interport, Delta UT ...Are you a Shaw subscriber looking to enhance your television viewing experience? Upgrading your Shaw receiver can be a great way to unlock new features and improve the overall perf...Our new production HK G3 receiver flat. This is the best quality, easiest to fold HK91-G3 receiver flat ever available. (Works perfect for CETME C …Do you have an idea for crafts, or do you need to order supplies for your home office? Do you prefer ordering gifts from catalogs instead of in stores or online? With thousands ava... Services & Pricing. TSC Complete Guns and Conversions. Description. Price. HK 21 TSC Gun. Complete Gun — Built on a TSC supplied HK 21 parts kit (subject to availability) and customer supplied factory German HK 91 receiver. Price Available Upon Request. HK 21K TSC Conversion. Conversion Only — This conversion shortens a standard HK 21 to ... HK91, G3, PTR, CETME Push Pin Reinforcement WeldmentHK91/G3/PTR91 or CETME steel receiver flat weldment that is added to the rear of the receiver where the 2 large stock push pins install to reinforce this section of the receiver against damage or use.HK Parts is the only source that offers this critical weldment. Made by PTR91 on original HK tooling …Dec 31, 2012. #21/40. dnepro-mike said: finally got myself receiver flat bending jig from HK builder. suitable for HK H&K 33 93 91 94 MP5. with new ban looming don't want my kits become expensive scrap metal. anyone interested in renting it out or want to setup a HK/CETME-clone build party, give me a holler if you want to use my jig.Dec 31, 2012. #21/40. dnepro-mike said: finally got myself receiver flat bending jig from HK builder. suitable for HK H&K 33 93 91 94 MP5. with new ban looming don't want my kits become expensive scrap metal. anyone interested in renting it out or want to setup a HK/CETME-clone build party, give me a holler if you want to use my jig.HK Parts Flat Bending Jig Set For All HK Style Flats Installation video. Purchase set here:https://hkparts.net/product/flat-bending-jig-set-for-all-hk-style-...This is a table top review and comparison of the PTR 91 and the HK 91. This video will move through a point by point comparison of the two rifles and also ... ….

May 7, 2020 · [ARCHIVED THREAD] - Are 80% HK-91 receivers being made? ARCHIVED; Posted: 5/6/2020 10:00:30 PM EDT Who sells the best HK-91, CETME, or PTR 80% lower receiver? What ... Years ago I purchased a HK91 clone that was built with a SW receiver, & mint POF parts. It was an excellent gun but it was $900. They import tons of Romanian AK's built in Romania & install the required US parts & they seem to be fine. Some have canted sites, but that's the fault of the Romanians who built the gun.The normal creatinine clearance rate for a woman in her 90s is 55 to 75 milliliters per minute, according to WebMD. The normal glomerular filtration rate for a woman in her 90s is ...Dec 31, 2012. #21/40. dnepro-mike said: finally got myself receiver flat bending jig from HK builder. suitable for HK H&K 33 93 91 94 MP5. with new ban looming don't want my kits become expensive scrap metal. anyone interested in renting it out or want to setup a HK/CETME-clone build party, give me a holler if you want to use my jig.Our new production HK G3 receiver flat. This is the best quality, easiest to fold HK91-G3 receiver flat ever available. (Works perfect for CETME C …HKP-19595. $599.95. Quantity: Add to Wish List. Description. NEW LATEST 4th GENERATION 100% ALL STEEL VERSION AND DESIGN. THE FINEST JIG SET AVAILABLE! All steel billeted universal flat bending jig for all HK receiver flats including our new PTR .308 flats and the PTR/LSC flats. Each bending jig comes complete with all the pieces you need for ...Dec 31, 2012. #21/40. dnepro-mike said: finally got myself receiver flat bending jig from HK builder. suitable for HK H&K 33 93 91 94 MP5. with new ban looming don't want my kits become expensive scrap metal. anyone interested in renting it out or want to setup a HK/CETME-clone build party, give me a holler if you want to use my jig.Lower Receiver Parts; Magazines and Accessories; Muzzle Devices; Sights; Stocks; Triggers; Upper Receivers and Parts; AR10 / 308. All AR10 / 308; Barrels; Bolt Carrier Groups; ... HK G3 & HK91; HK G3 & HK91. Refine by No filters applied. Browse by Brand, Price & more Hide Filters Show Filters ...The FMP XG3S and SAR3/8 clones are the closest you can get to a genuine HK91, however, they are usually only a few hundred less in price as well. Yeah man, I tell ya what, man, them dang ol’ HKs, man, talkin' bout SUH-WEET, man, dang ol' point and click, baby, just, just, dang ol' awesome, man. Like. G. Hk 91 receiver, BLOOMINGTON, MN USA. Yeap... thems the markings. SC-Texas said: ... the rifle (held together in parts by epoxy, due to the impossibility of welding steel to aluminum) will fall apart. Wow!! Maybe I'll shelve it for parts or mount it on the wall as a "fine" example of the early HK91 cloning efforts! Dec 7, 2018. #11., , I imagine HK 91's are constructed the same way. In other words, the barrel cannot be removed from the receiver. (Note that the parts kits. sold by Federal Arms and others still have part of the old receiver. attached to the barrel assembly, and it must be removed before the barrel. assembly can be installed in a new receiver -- and removing …, HK 91. 1. $6,000.99.308 WIN/7.62MM NATO SEMI AUTOMATIC 20 ROUNDS 17.7 BARREL. $6,000.99. Used. Very Good. Add to Cart See Details. Let us help you find the best options for Hunting. No matter what ... , G3-HK91 Receiver Flat .308. $79.99 Atlantic Firearms Receiver Flat - details: Midwest Hk 91 Handguard Mlok Blk. $199.95 Firearms Depot MI-HK91M - details: HK G3 HK91 Magazine- 5 Pack. $52.00 Atlantic Firearms HK G3 HK91 Magazine - details: AIM Sports Inc Keymod Handguard For H&K 91 Rifle Length, Black, MKH91R. From: $66.49, The Cetme is a roller delayed blowback battle rifle developed in Spain in 1953, later improved by Heckler and Koch in Germany, and renamed the Gewehr 3 or G3. This led to the development of the Mp5 HK-94 in 9mm and Hk93 in .223 based on the same design and operating system. H&K later made a Civilian version of the G3 named the HK-91 for ..., Jul 29, 2017 ... PTR 91 vs HK 91. MarksmanTV•104K views · 14:35 · Go to channel ... PTR Steel Lower Receiver failure and Apex G3 and CETME magazines (pt 1) #ptr #&nbs..., Description. PTR HK 91 clone receiver. Compatible with HK .308 custom builds, G3, G3K, HK91, PSG1, MSG90, etc… Bare receiver made by PTR. Requires FFL for transfer., Limited quantities available!!!Each G3 kit comes with the following HK parts: New US Made PTR91 4140 steel G3, 91 barrel - 18" - 15 x 1. New PTR manufactured receiver flat and complete weldment set (also the finest available) HK German Full auto bolt carrier complete. HK German date coded bolt head with all parts installed., Aug 14, 2019. #1. Hey yall, just curious if anyone knows how long the receiver/bolt/etc will last before needing replacement/maintenance on HK91's/PTR-91's/etc..?? Any …, The HK91 field stripped. This is as far as anyone who is not an HK armorer needs to disassemble this rifle. The trigger group, with the hammer forward. The hammer will need to be cocked before reassembly, so that the trigger group will fit into the receiver. A view up the inside of the HK-91 receiver. , Years ago I purchased a HK91 clone that was built with a SW receiver, & mint POF parts. It was an excellent gun but it was $900. They import tons of Romanian AK's built in Romania & install the required US parts & they seem to be fine. Some have canted sites, but that's the fault of the Romanians who built the gun., C. charlieje91 Discussion starter. 22 posts · Joined 2022. #1 · Jan 10, 2022. I bought a PTR 91 a few years ago. It came with all kinds of goodies, including a plastic lower receiver. It currently has the metal one on the rifle. I am considering swapping out the metal one for the plastic one, but I wanted to know a few things first:, The seller has ended all of his other auctions and has gone into hiding; 'probably will try to reappear a few weeks from now after the dust has settled. I added the below snips from GB as past auctions are no longer viewable after 30 or so days; this so someone has a reference in case that same New Old Stock "HK91 Receiver" pops up …, The Cetme is a roller delayed blowback battle rifle developed in Spain in 1953, later improved by Heckler and Koch in Germany, and renamed the Gewehr 3 or G3. This led to the development of the Mp5 HK-94 in 9mm and Hk93 in .223 based on the same design and operating system. H&K later made a Civilian version of the G3 named the HK-91 for ..., Brand: RTG Parts. G3 RECEIVER FLAT. Price: $79.99. Product Details. Our new production HK G3 receiver flat. This is the best quality, easiest to fold HK91-G3 receiver flat ever available. (Works perfect for CETME C builds too. Only difference between a HKG3 and CETME flat is the rib stamped into the magazine well., The Tac latch installs in minutes and can be removed without permanent marks or changes to your firearm. Fits the following HK Firearms with mag wells built to factory specifications using factory HK parts: HK91, G3, SAR8, FMP, PTR91, CETME (fitting required as well as needing factory HK spec mag catch) HK 93, 33, 53 Rifles., After buying the receiver, it was stamped as INTER ORDNANCE OF AMERICA LP.", " MONROE, NC " " MADE IN PORTUGAL " AND ".308 WIN. A friend had a genuine HK 91, so I compared the two, and the received I bought looked identical to the 91's receiver. I bought a nice G3 parts kit from Inter Ordnance, sent the rifle off to a company in Arizona who ..., This is a table top review and comparison of the PTR 91 and the HK 91. This video will move through a point by point comparison of the two rifles and also ... , Compare it to the pictures of the absolutely gorgeous same-era (and SACO import) HK91 recently posted by new member @misfits80 it it is OBVIOUS that that GB receiver is fake. New but old HK91. Here is my new but old HK91. This rifle was acquired at an estate sale with several other firearms including an HK93., HK91 Cal. .308 1. General Information The Selfloading Rifle HK 91 is the non-military design of the well-known Automatic Rifle G3, adopted as standard weapon by the Deutsche Bundeswehr (Federal German Armed Forces) and the armed forces of severa I other nations. The HK 91 is like the G3 a recoil operated weapon incorporating a de­, PTR 91 Receiver. Click image for detail. Price: $249.99. View product. PTR G.I. R Magpul FDE Cerakote Edition. Battle Rifles. PTR Rifle G.I. R Magpul FDE Cerakote Edition,The PTR 112 rifle with welded top rail, Paddle Mag Release & MAGPUL FDE Color . Please Click Image for More Details. Price: $1,189.00., birdmang Discussion starter. 100 posts · Joined 2012. #1 · Apr 3, 2024. I was always a “just as good” subscriber when it came to clones/ptr vs HK. Well my opinion has changed. I like my ptr and vector but this hk91 feels so much SMOOTHER and just feels better. Maybe I am justifying my purchase but either way I am excited to get a 91!, The PTR receiver is, in many ways, the standard by which other American made G3/91 receivers are measured. However, a lack of evidence is not proof. The grade of steel in the original HK G3/91 receiver is not known, therefore, no reference is available. The receiver of any gun should not be taken for granted., G3/HK91 Barrel. G3/HK91 Barrel. AC-000189. 18" Match Barrel. .308WIN. Bare Metal Finish. Made in U.S. G3/HK91 Barrel. 18" .308WIN match grade barrel made in the U.S. Barrel is threaded 5/8x24 and makes a great replacement or addition to your next build. WARNING: This product can expose you to Lead, which is known to the State of …, The Cetme is a roller delayed blowback battle rifle developed in Spain in 1953, later improved by Heckler and Koch in Germany, and renamed the Gewehr 3 or G3. This led to the development of the Mp5 HK-94 in 9mm and Hk93 in .223 based on the same design and operating system. H&K later made a Civilian version of the G3 named the HK-91 for ..., That being said the HK91 is chambered for 7.62 x 51mm even though it has .308 cal stamped on the receiver. This is a very complicated issue but there are several differences between commercial .308 and 7.62 x 51mm ammo., HK Parts Flat Bending Jig Set For All HK Style Flats Installation video. Purchase set here:https://hkparts.net/product/flat-bending-jig-set-for-all-hk-style-..., HKP-19595. $599.95. Quantity: Add to Wish List. Description. NEW LATEST 4th GENERATION 100% ALL STEEL VERSION AND DESIGN. THE FINEST JIG SET AVAILABLE! All steel billeted universal flat bending jig for all HK receiver flats including our new PTR .308 flats and the PTR/LSC flats. Each bending jig comes complete with all the …, That being said the HK91 is chambered for 7.62 x 51mm even though it has .308 cal stamped on the receiver. This is a very complicated issue but there are several differences between commercial .308 and 7.62 x 51mm ammo., Receivers/Flats/Uppers; Selectors; Sights/Optics/Optic Mounts; Small Parts; Stocks/Braces/Slings; Triggers/Packs/Housings; Rifle/SMG Parts . All Rifle/SMG Parts ... OD Green - Surplus - HK 91, G3, PTR. H&K Heckler & Koch. $25.95. Used Olive Drab green German surplus stock complete. Ready to install on your HK or clone rifle. Used in …, HK Parts Flat Bending Jig Set For All HK Style Flats Installation video. Purchase set here:https://hkparts.net/product/flat-bending-jig-set-for-all-hk-style-..., This modern HK91 receiver flat is virtually identical to the G3 flat. Photo courtesy of RTG Parts. If you compare the G-3 to an M-14, an M-16, or an FN FAL you will see the difference between war-time production and precision manufacture. If you take the stock off, you can look directly into the sheet metal maw of the receiver.