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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HK Rifle Buttpad for Wooden Stocks - Used
HKP HK Parts
$16.95Heckler and Koch Buttpad for Wooden Stocks - Enhanced Polymer Buttpad - Used Used and in varying condition. See photos for examples. The enhanced polymer buttpad is a direct replacement for the standard fixed stock buttpad and can be swapped out in...HKP-22211$16.95 -
HK VTAC-MK2 Sling - Coyote Tan
H&K Heckler & Koch
$62.95H&K VTAC-MK2 Sling - Coyote Tan - Two Point Sling The Viking Tactics Padded Sling features a closed cell foam shoulder strap and durable resin treated nylon. Its quick adjust design allows fast length changes from any position. The friction resistant...HKP-22008$62.95 -
On Sale
HK MP5 Cocking Tube - Extrusion - 4" - Gunsmith Special
USA
Now: $14.95Was: $39.95HK MP5 4" Cocking Tube Extrusion - Gunsmith Special This 4" cocking tube extrusion is ideal for custom HK-style firearm builds, repairs, or refurbishments, providing a solid foundation for restoring or fabricating cocking tubes on HK MP5, G3, and similar...HKP-99060Now: $14.95Was: $39.95 -
HK G3/91 (7.62x51/.308) Flash Hider for M.A.R.S Suppressor - Threaded 15x1 RH
B&T Brugger & Thomet
$109.95B&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$109.95 -
HK G3 - FMP Early Type Demilled Front End
FMP HK CONTRACT
$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 -
Out Of Stock
HK91, G3, PSG1, MSG90 T-Rail Reinforcement Set for Receiver
Michaels Machines
$299.95HK Receiver Reinforcement T-Rail Set For Left and Right Sides T-rails are used to strengthen HK receivers or for custom builds. These are the finest T-rails available on the market. Made from enhanced steel and perfect for that custom HK project...HKP-00236$299.95 -
Out Of Stock
HK91, G3 Magazine Loader
H&K Heckler & Koch
$0.00HK Factory Loader for HK 91/G3 Magazines Compatible With: HK 91 magazines HK G3 magazines PTR-91 Magazines HK PSG1 magazines HK MSG-90 magazines HK 90 series 308 magazinesHKP-00221$0.00 -
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: HK91 G3 PTR91 Also fits HK93 and 33-style rifles...HKP-00516$144.95 -
HK91, G3 4 Position (0,1,3,F Pictogram) Trigger Housing - Push Pin
H&K Heckler & Koch
$459.95H&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$459.95 -
Out Of Stock
HK91, G3 Slimline Handguard
PTR
$39.95New Slim Line HK91, G3, PTR Forearm- US Each forearm is a new US made offering made on the original HK tooling acquired by PTR91. Black in color, no internal heat shield. This hand guard also counts as 1 desirable US compliant part for your HK 91, G3...HKP-16251$39.95 -
M-LOK Angled Foregrip - Walnut
JMK
$43.95JMK Angled foregrip M-LOK - Walnut JMK's M-LOK covers feature an integrated hand stop to ensure a secure grip during use. They are an excellent choice for pairing with JMK M-LOK Covers, providing your build with a high-quality finish. These covers are...HKP-22405-M$43.95 -
Rail Panel Cover - M-LOK - 3 Slot
JMK
$18.95 - $23.95JMK Rail Panel Cover - M-LOK - 3 Slot JMK M-LOK rail panels are compatible with platforms featuring M-LOK slots. These modular panels are suited for numerous applications. Each panel is sold individually. M-LOK panels are CNC-machined from solid...HKP-22403-M$18.95 - $23.95