HK91 / G3 / HK51 Series
Discover the ultimate collection of parts for your HK G3 and HK 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 HK G3 or HK 91, ensuring your rifle meets the highest standards of operation and craftsmanship.
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HK91, G3 Trigger Group - Burst 4 Position 0,1,3,F - Push Pin
H&K Heckler & Koch
$3,299.95HK Heckler and Koch 4 Position Burst Trigger Group - for HK G3, HK91, and HK PTR - German HK HK G3 and HK91 4 Position 0,1,3,F burst trigger group is complete factory German. Rare and hard to find. Setup in 7.63/.308 for factory swing down HK G3...HKP-00208$3,299.95 -
HK91, G3, HK33, HK53, HK93 Blank Firing Barrel Adapter - Threaded 15x1 RH
H&K Heckler & Koch
$39.95Heckler and Koch Blank Firing Adapter for HK Rifle Barrels 5.56 / .223 and 7.62x51 / .308) German blank firing adapter used from the German military. Best quality and price in the country by the best makers of US made HK components available anywhere...HKP-15593$39.95 -
Out Of Stock
HK Bolt Locking Lever Pin - Cylindrical Pin
H&K Heckler & Koch
$4.95Heckler and Koch Bolt Locking Lever Pin/Cylindrical Pin New HK91, G3, PTR-91 .308 & HK 93, 33, 53 Bolt Carrier Bolt Locking Lever pin (cylindrical pin). This item holds the locking lever & spring in place on the actual bolt head.HKP-16913$4.95 -
HK Receiver Flat Bending Set Jig - RENTAL
HKP HK Parts
$99.95Flat Bending Jig Set For All HK Style Receiver Flats - RENTAL Receiver flat bending jig RENTAL for all HK receiver flats. Our rental jigs are crafted in the US from billeted steel and include the latest revisions with proper dowel spacing for the...HKP-19595-RENTAL$99.95 -
HK91, G3 PTR ,Recoil Rod Assembly, Backplate - Painted
H&K Heckler & Koch
$54.95H&K HK91/G3 PTR & Recoil Rod Assembly-Backplate-Painted Our German HK backplate has been expertly refinished and Painted for exceptional durability. This backplate features an innovative guide screw that allows you to effortlessly replace worn...HKP-21647$54.95 -
HK Trigger Pack Housing - Semi-Auto 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 -
On Sale
HK33, HK53, HK93, HK91, G3 Flash Hider - Threaded 15x1 RH - USED - BLEMISHED
H&K Heckler & Koch
Now: $7.95Was: $15.95Heckler and Koch Flash Hider for (7.62/.308) & (5.56/.223) - 15x1 RH - USED - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Used surplus HK German...HKP-00717-BNow: $7.95Was: $15.95 -
Vector Arms V51 Telescopic Stock
MKE
$549.95MKE V51 A3 Telescopic Stock: Factory new MKE stock professionally converted with the correct collapsing length to fit Vector V51 rifles and pistols. This V51 stock was modified with a heavy profile, heat-treated collapsing rod insert for longevity...HKP-21469$549.95 -
HK G3 Recoil Rod - Demilled
H&K Heckler & Koch
$18.54H&K HK G3/91 Recoil Rod - Demilled These recoil rods were demilled from damage or broken end caps. Fully functional and sitll assembled with the spring, roll pins, nylon ring and captive pin. Perfect to have on hand for spares or custom builds.HKP-21298$18.54 -
HK91, G3, MP5 Sear Catch - Steel - New Build
H&K Heckler & Koch
$69.95Heckler & Koch's Sear Catch Release - Complete For HK 90 Series Trigger Packs New HK German manufacture. Sear/Catch complete with installed detent, spring, and roll pin. Compatible With: HK MP5, HK MP5K HK91 HK G3 HK33, HK53, HK93 PTR Other 90...HKP-01459$69.95 -
HK91, G3 2-Stage Trigger Group - Complete
Timney Triggers
$478.95Timney Trigger for .308 - HK91 SEF Timney trigger group comes completely assembled and ready to drop in your receiver. Set up with a German ejector lever, new SEF selector lever, and a brand new factory German housing for the best trigger group available...HKP-20513-CP$478.95 -
Out Of Stock
HK 20 Round HK91, G3 Rare LEO Laser Marked Steel Magazine - Parkerized
H&K Heckler & Koch
$59.9520 Round Steel Magazine HK L.E.O - HK 91, G3, PTR .308- LEO Laser Marked Perfect for the avid collector, HK .308 factory steel 20-round all-steel magazine. Each magazine starts as a handpicked unit and is expertly broken down and refinished, inside...HKP-19333$59.95