HK G3/91 Series
Discover the ultimate collection of parts for your H&K G3 and H&K 91, designed to enhance precision, reliability, and performance. Featuring G3 Stocks for improved ergonomics, 91 Barrels for superior accuracy, and G3 Triggers for enhanced responsiveness. Our selection also includes 91 Handguards for advanced protection and control, G3 Forearms for optimal handling, and detailed Parts Kits to fully equip your firearm for any scenario. Each component is engineered for flawless compatibility with your H&K G3 or H&K 91, ensuring your rifle meets the highest standards of operation and craftsmanship.
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Kinetic Development Group Sidelok Modular Optic Mount - 30mm
$224.95Kinetic Development Group Sidelok Modular Optic Mount - 30mm The new KDG Modular Optic Mount is based off the proven Sidelok family of quick detach optic mounts and features the same user-friendly, tool-free design. KDG set out to design a Sidelok mount...HKP-19062$224.95 -
PTR AR Stock Adapter w/Magpul Stock - G3, 91, 93, 53, 33
PTR
$209.95PTR AR Stock Adapter With Magpul Stock AR15/M16 to HK 90 series stock adapter set with a Magpul MOE stock installed as well as the buffer tube and castle nut. Just use your existing back-plate and buffer assembly and you are ready to go! This is a...HKP-15457$209.95 -
H&K 3 Position Ambidextrous Selector Lever - BURST ONLY
H&K Heckler & Koch
$99.47H&K 3 Position Ambidextrous Selector Lever - BURST ONLY This selector lever will convert any 4 position 0, 1, 2, F or 0, 1, 3, F trigger group to non-full auto BURST capability only, making the rotation 3 position instead of 4 position. This selector...HKP-01294$99.47 -
Out Of Stock
H&K 91/G3 (.22LR) Conversion Kit
H&K Heckler & Koch
$0.00Used Surplus Genuine German HK G3 .22 caliber conversion kit Fits and converts all HK91, G3 rifles to shoot the cheap and readily affordable .22 LR ammunition. Includes bolt group, barrel tube, 1 magazine, and cleaning kit and wooden green case. NO...HKP-01147$0.00 -
H&K HK MP5/91/93/53/33/G3 Sear/Catch
H&K Heckler & Koch
$57.95Sear/Catch Complete For HK 90 Series Trigger Packs New HK German manufacture. Sear/Catch complete with installed detent, spring, and roll pin. Compatible With: MP5, MP5K HK91, G3, PTR HK93, 33, 53 Other 90 series trigger packs and clones such as Omega,...HKP-01459$57.95 -
H&K Trigger Pack Housing - Semi 0,1
H&K Heckler & Koch
$129.95H&K 2 Position (0,1) Semi-Auto Trigger Pack Housing This trigger pack housing is professionally converted to semi-auto with all legal and correct modifications, including a semi-sear hole and trigger stop. It is designed to provide reliable...HKP-02177$129.95 -
HK 91/G3 (7.62x51/.308) Bolt Head - Stripped
$96.95New US Made Bolt Head- Incomplete: CNC machined from HK blueprints to precise tolerances that use the proper steel and heat-treat processes. You WILL NOT find a better quality offering of HK Parts anywhere. All of the bolt heads we offer on our website...HKP-16636$96.95 -
HK G3 - FMP Early Type Demilled Front End
EBO
$99.95HK G3 - FMP Early Type Demilled Front End Early style G3 front end with no hanger. These are the perfect option for those doing custom builds. Good condition over all. Includes: Cocking tube Complete cocking handle assembly Trunnion Barrel pinHKP-20845$99.95 -
HK German Locking Roller Standard 8mm - Used
H&K Heckler & Koch
$9.95HK German Locking Roller Standard 8mm - Used The 8mm roller is the proper roller size for standard "zero" function. The correct 8mm roller is essential for proper head spacing & bolt gap. Used HK German. HK locking roller, standard, 8mm. HK German...HKP-20600$9.95 -
HKP HK 91/G3 (7.62x51/.308) Ambidextrous Trigger Pack (0,1) - Match Trigger
HKP HK Parts
$474.95HKP/H&K G3/91 (7.62x51/.308) 2 Position 0,1 Ambidextrous Match Trigger Pack Complete with custom trigger conversion to achieve a light target trigger with an ultra-smooth pull. This HK German semi-auto trigger pack has been enhanced by...hkp-18425$474.95 -
HKP/H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Push Pin
HKP HK Parts
$77.95HKP/H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Push Pin This is a brand new HK German manufacture. Push pin housing for HK G3 & 91 Firearms. Specifications: Push Pin SEF Pictogram Markings Navy Style Housing Compatible With: HK...HKP-00553$77.95 -
Out Of Stock
KAC HK 91/G3 (7.62x51/.308) - RAS - Modular Forearm - RARE!
H&K Heckler & Koch
$0.00HK G3, HK91, PTR Modular Forearm System -Knights Armament Genuine KAC has not been in production for years. New in box, old stock the final and only last units that HK Germany had stashed. Each HK G3 RAS unit comes with factory box, spec install sheet,...HKP-18226$0.00 -
Out Of Stock
KNS Precision HK Push Button Take Down Pin - Large
KNS Precision
$24.99KNS Precision HK Push Button Take Down Pin - Large .275" This 7mm (.275") diameter take-down pin has a spring-loaded push button. When the button is depressed, the stainless steel keeper detents retract for easy pin removal. The pin is designed to...HKP-21388$24.99 -
Out Of Stock
KNS Precision HK Push Button Take Down Pin - Small
KNS Precision
$24.99KNS Precision HK Push Button Take Down Pin - Small .234" This 6mm (.234") diameter take-down pin has a spring-loaded push button. When the button is depressed, the stainless steel keeper detents retract for easy pin removal. The pin is designed to...HKP-21389$24.99 -
Raddlock 91/G3 (7.62x51/.308) Magazine Sled
Raddlock
$12.95Magazine Block for HK G3,91, PTR .308 Rifles. The Raddlock magazine block converts a mag-fed rifle to a single-shot rifle as dictated by certain restrictive states. Once installed, the rifle will only be able to be loaded through the ejection port...HKP-02448$12.95 -
Out Of Stock
H&K (5.56/.223) & (7.62x51/.308) Birdcage Flash Hider - Threaded 15x1 RH
H&K Heckler & Koch
$34.95H&K (5.56/.223) & (7.62x51/.308) Birdcage Flash Hider - Threaded 15x1 RH Threads onto 15x1 RH twist barrels. This factory German flash hider attaches to any factory HK barrel. No tools required for installation...HKP-00359$34.95 -
Out Of Stock
H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) 1200 Meter Rear Sight - 3rd Generation
H&K Heckler & Koch
$0.00HK German 3rd Gen 1200 Meter Rear Sight. New HK German Manufacture. No longer in productionHKP-00561$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) A3 Retractable Stock - Used Excellent
H&K Heckler & Koch
$0.00HK G3 & HK 91 A3 Retractable Stock - German All of the A3 stocks have been repainted by PTR and refinished. The only wear we can see is on the rubber buttpad as these were not replaced. Last call as these are the last units we have available. These...HKP-00828$0.00 -
H&K Full Auto Trigger Box - SEF - MP5/94/G3/91/93/53/33
H&K Heckler & Koch
$299.95H&K Full Auto Trigger Box - SEF - MP5/94/G3/91/93/53/33 This genuine HK trigger box can house either the full auto SEF trigger pack internals or be converted to the semi-auto configuration. Not for use with ambidextrous trigger packs, selectors, or...HKP-02178$299.95 -
Out Of Stock
H&K G3K/51 (7.62x51/.308) Rear Sight Drum
H&K Heckler & Koch
$104.95HK German G3K, HK51, SL6, & SL7 Rear Sight Drum Hard to find and no longer made or imported. Compatible With: G3K HK51 SL6 SL7HKP-02049$104.95 -
HK91, G3, PTR Folding Stock
Choate
$144.95HK 91, G3, PTR Side Folding Stock No gunsmith is needed as this is an easy install using your hardware from your existing fixed A2 stock. This counts as one US-made compliant part. Compatible With: HK 91 G3 PTR91 Also fits HK93 and 33-style rifles...HKP-00516$144.95 -
B&T HK G3/91 (7.62x51/.308) Flash Hider for M.A.R.S Suppressor - Threaded 15x1 RH
B&T Brugger & Thomet
$144.99B&T HK G3/91 (7.62x51/.308) Flash Hider for M.A.R.S Suppressor - Threaded 15x1 RH Compatible With: HK G3/91/PTR HK417/MR762 HK PSG1 7.62x51/.308 firearms threaded 15x1 RH Compatible With the Following Suppressors: M.A.R.S QD...HKP-21518$144.99 -
FMP HK G3 Manual
$149.95FMP HK G3 Manual English-translated manuals for the Factory FMP G3 are available now. This is a rare collector's piece and the perfect item for those aiming to assemble a complete FMP G3 parts kit with an authentic factory manual. The cover is inscribed...HKP-21542$149.95 -
G3 Incomplete Backplate
H&K Heckler & Koch
$29.95G3 Incomplete Backplate Factory German G3 refinished backplate. This backplate was fully reconditioned and Parkerized for a factory look. A great replacement or spare to have around to replace your broken or worn out backplates. Don't forget to get a new...HKP-20859$29.95 -
Out Of Stock
H&K +4 Roller 8.04mm - Used
H&K Heckler & Koch
$0.00HK German Roller +4 - Used - 8.04mm8.04 mm locking roller, The proper roller size is essential for proper bolt gap. HK German Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**HKP-19373$0.00 -
Out Of Stock
H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Anti-Rattle Mag Release
H&K Heckler & Koch
$0.00HK German Anti Rattle Paddle Magazine Release This item is a new H&K genuine part not used or surplus for installation on all HK .223 & .308 HK Rifles. This is the highly desired anti-rattle-style paddle mag release. Compatible With: HK 91 HK...HKP-01126$0.00 -
Out Of Stock
H&K 91/G3 (.22LR) Extractor- German HK
H&K Heckler & Koch
$0.00HK German G3 .22 Caliber Conversion Extractor These are no longer in production and are hard to find. In many cases, the .22 conversion kits out there have old or worn-out extractors. Compatible With All Of The Factory HK .22 Kits: G3,...HKP-01530$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) #17 Locking Piece - 36 Degree
H&K Heckler & Koch
$0.00HK German #17 Locking Piece - 36 Degree One of the best ways to slow down & tame that 21). Can also be used for HK91/G3 special projects such as suppressors, & heavier than normal loads. This is also the factory correct locking piece for all...HKP-00581$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) 2x20 Round Magazine Pouch - Flectarn Camo - Used
H&K Heckler & Koch
$0.00HK German G3,91, PTR Camo Mag Pouch- Used Used German Surplus Flectarn Camo Magazine Pouch Fits 2 X 20 Round Magazines.Latest issue German dual mag pouch. Holds two 20 round magazines that attaches to German web gear. Each unit comes in the new style...HKP-01940$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) 3 Position Complete Navy Trigger Group
H&K Heckler & Koch
$999.95HK G3 & HK 91 3 Position Navy Trigger Group Complete Comes in the tare single tang navy trigger housing.HKP-00209$999.95 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) 3 Position Navy Trigger Group - Double Tang
H&K Heckler & Koch
$0.00H&K 91/G3 (7.62x51/.308) 3 Position Navy Trigger Group - Double Tang HK German G3, 91 3-Position Navy Trigger Group - Double Tang New Heckler & Koch German Manufacturer. Black Polymer Ambidextrous Housing With Selector Levers. Double Tang 3...HKP-01709$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) 4 Position (0,1,3,F Pictogram) Trigger Housing - Push Pin
H&K Heckler & Koch
$0.00H&K 91/G3 (7.62x51/.308) 4 Position (0,1,3,F Pictogram) Trigger Housing - Push Pin This authentic German HK trigger housing features a 4 position pictogram (0,1,3,F) and is designed for push pin style G3 or Zenith firearms. It is configured for use...HKP-17823$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) 7.92mm Roller - (-8)
H&K Heckler & Koch
$0.00New HK German Factory -8 Roller 7.92mm in size New HK German negative 8 (7.92mm) that is used for proper head spacing. Hard to find this factory HK roller in this size.HKP-00346$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) Clubfoot Stock
H&K Heckler & Koch
$0.00HK G3, 91, PTR-91 Or Clone Club Foot Stock HK clubfoot stock comes fully assembled with all German Heckler & Koch Genuine parts. Compatible With: HK 91 HK G3 PTR-91, 32 Rifles HK .308 Rifles Other custom HK builds or clone builds. Each HK Clubfoot...HKP-01456$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) Complete Bolt Head - Used
H&K Heckler & Koch
$0.00German HK G3 & HK 91 & PTR Bolt Head Complete - Used German "IC" Date Coded Made On HK tooling & prints in Germany in 1983 . Each used bolt head is complete with all parts installed & 100% functional. Taken from live demilled German HK G3...HKP-00206$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) Complete FBI Trigger Group - Clipped & Pinned
H&K Heckler & Koch
$0.00HK91, HKG3, & HK51 FBI Trigger Group Complete - Clipped and Pinned Genuine HK German Parts. This housing will work fine with the .308 variants, even without the double tang.HKP-01029$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) F/A Bolt Group With Rhinemetall Carrier
H&K Heckler & Koch
$0.00German Rhinemetall G3, 91 F/A Bolt Group Complete Each Bolt group includes the following factory HK parts: Complete Bolt Head Assembled (extractor, extractor spring, roller retainer plate and rollers) >Firing pin >Firing pin spring >HK91/G3...HKP-00357$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) Horizontal Vented Wide Handguard - Black
H&K Heckler & Koch
$0.00New HK German HK 91, G3 Horizontal Vented Wide Black Forearm / Handguard HK91,G3, PTR 18" barreled forearm with vents to provide extra cooling. New factory fresh production and German HK.HKP-02101$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) Vented Wide Black Forearm
H&K Heckler & Koch
$0.00HK German HK G3, 91, PTR91 Vented Wide Forend Black. New factory HK production that has been vented for use on all HK G3, 91 and PTR91 full size 18" barreled firearms.HKP-01119$0.00 -
Out Of Stock
H&K 91/G3 (7.62x51/.308) Wide Forend Black
H&K Heckler & Koch
$0.00HK Wide Forend Black - HK German G3 & 91, PTR91 - German Genuine Heckler & Koch German Wide Forearm. This is the finest HK wide forearm available. Factory fresh German HK production. NO LONGER IN PRODUCTION & DISCONTINUED. GET THEM WHILE WE...HKP-00213$0.00