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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
HK91, G3 Wood Buttstock - Surplus
H&K Heckler & Koch
$119.95HK German G3, 91, & PTR Wood Stock Complete - USED These stock sets were in use with the German military and are used in varying degrees of condition, ranging from good to very good shape overall. These are rare and are getting harder to...HKP-02554$119.95 -
HK90 Series Cocking Tube End Cap - Steel
HKP HK Parts
$19.95Cocking Tube End Cap - Steel - US Made Manufactured from solid billet steel and finished in black in a nitride finish. Compatible With: All 90 series HK firearms and clones that use a triple frame/sight towerHKP-17580$19.95 -
HK German Recoil Guide Rod Rivet
H&K Heckler & Koch
$9.95H&K German Recoil Guide Rod Rivet This rivet holds the stop pin and recoil spring captive and in place to the recoil rod itself. The price is per rivet. New old stock HK German rivet. Compatible With: G3, 91, 33, 93, & 53 MP5, 94 MP5K SP89 HK21...HKP-01026$9.95 -
HK Roller +9 - New - 8.09mm
HKP HK Parts
$8.99Roller +9 - New - 8.09mm HK Parts Standard (8.09 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...HKP-19438$8.99 -
HK Rifle Cleaning Kit - Universal - Used
H&K Heckler & Koch
$4.95Original German Army Issue HK91, G3, PTR Cleaning Kit - Surplus Includes: Brass brush Oil brush Oil tube Hand cleaning brush Pull chain Compatible With: HK91, G3, PTR, C308, CETME HK33, HK33, HK93 HK MP5, MP5SD, HK94 HK MP5K, SP89 HK PSG1, MSG90 HK...HKP-15612$4.95 -
Bolt Head Locking Roller +5 - 8.05mm - New
HKP HK Parts
$8.99Roller +5 - New - 8.05mm HK Parts Standard (8.05 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way...HKP-19440$8.99 -
On Sale
HK G3 Parts Kit - Matching Numbers
FMP HK CONTRACT
Now: $189.95Was: $229.95FMP - G3 Matching Numbers Parts Kit - With One Mag The G3 has been an iconic battle rifle utilized all over the world and revered as one of the best that H&K has offered. You now have the opportunity to build one of these iconic battle rifles...HKP-20865Now: $189.95Was: $229.95 -
HK91, G3 Barrel - FMP - 17.7" - Threaded 15x1
FMP HK CONTRACT
$89.95HK G3, 91 Barrel - 7.62/.308 - 17.7" - Threaded 15x1 Original 17.7" FMP G3 barrel threaded 15x1 RH. Portuguese manufactured to HK's military specifications. These surplus barrels are perfect for building a FMP G3 parts kit or as a replacement. Barrels...HKP-22532$89.95 -
HK MP5, HK90 Series Ejector Lever Axle
MKE
$17.95MKE Trigger Pack Ejector Lever Axle Fits all SEF & Ambidextrous style HK trigger packs regardless of caliber. MKE product made on HK tooling. Fits all of the following 90 series trigger packs: SEF, O,1 Navy BurstHKP-22241$17.95 -
HK Picatinny Rail For HK Receivers - 15 Slot
HKP HK Parts
$59.95HKP Picatinny Rail For HK Receivers - 15 Slot Mil-Spec all steel CNC'ed picatinny rail in the white, relief cut to fit flush and low profile on HK receivers. The most solid and consistent mounting platform made for mounting scopes and optics to HK builds...HKP-18241$59.95 -
HK91, G3 Telescopic Stock
MKE
$349.95MKE Telescopic Stock for HK G3 and HK91 The MKE telescopic G3 stock is an easy-to-install replacement stock system for HK G3-style firearms. The simple lock/release system is easy to operate, allowing shooters to quickly adjust stock length. Steel rails...HKP-21182$349.95 -
M-LOK Vertical Foregrip - MVG
Magpul
$22.95M-LOK MVG® VERTICAL GRIP M-LOK SLOT SYSTEM The Magpul MVG M-LOK Vertical Grip is a high-quality M-LOK foregrip that attaches securely to M-LOK compatible handguards. It is made of durable polymer and provides a comfortable and secure grip for...HKP-17321$22.95