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 Bolt Carrier - Full Auto - SURPLUS - FMP
H&K Heckler & Koch
$129.95Heckler and Koch's F/A Bolt Carrier for HK G3 and HK91 - FMP - SURPLUS One UNIT ONLY UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Used full-auto steel bolt carrier manufactured by FMP on original Heckler and Koch tooling. Compatible...HKP-22160$129.95 -
HK91, G3, PTR Bolt Head - Complete - Used
EBO
$99.95EBO HK G3 & HK 91 & PTR Bolt Head Complete - Used Greek HK Contract Date Coded EBO bolt head is manufactured in Greece by Hellenic Arms Industry, utilizing HK tooling and prints. Since the 1980s, it has proven to be one of the best upgrades for...HKP-21903$99.95 -
On Sale
HK MP5, HK91, G3, HK33 Cocking Tube End Cap - Incomplete - BLEMISHED
H&K Heckler & Koch
Now: $21.95Was: $39.95H&K Cocking Tube End Cap/Dust Cap - BLEMISHED SOLD INDIVIDUALLY - VARYING CONDITION SHOWN INCOMPLETE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This part...HKP-00099-BNow: $21.95Was: $39.95 -
HK G3K, HK33K Flash Hider - 4 Prong - Open
RCM
$187.95RCM HK G3K/HK33K Flash Hider - 4 Prong - Open The RCM G3K and HK33K flash hider can be welded to a 12.69" barrel to achieve a non-SBR OAL of 16 plus inches or add to any other configuration. Made in the US from ordnance grade steel and counts as 1 922r...HKP-21599$187.95 -
Out Of Stock
HK G3K, 51 Rear Sight Drum - 7.62 / .308
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 -
PTR PDW Bolt Carrier - Semi Auto - 7.62x39 and 7.62x51
PTR
$229.95PTR PDW Semi Auto Carrier - US Made Semi-automatic bolt carrier manufactured by PTR in the United States using HK-pattern specifications. Designed for PTR PDW platforms and counts as one U.S.-made 922r compliant component. Compatible with both 7.62x51mm,...HKP-14140$229.95 -
HK91, G3 Complete Bolt Head - Used
H&K Heckler & Koch
$179.95German 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$179.95 -
Out Of Stock
HK33, HK91, G3 Steel Bipod - Surplus
H&K Heckler & Koch
$349.95H&K 33/91/93/G3 Steel Bipod - Surplus - For Use With The HK Wide Forearm. Genuine surplus HK factory bipod. These bipods have long been out of production from HK. Bipods are only compatible with the wide forearm with integrated stowage grooves...HKP-00215$349.95 -
Out Of Stock
HK33, HK53, HK93, HK91, G3 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
HK Locking Roller -4 , 7.96mm
HKP HK Parts
$8.957.96mm - Undersized -4 Roller For HK Roller Lock Bolt HeadHK spec under-sized roller that will fit all HK bolt heads including HK91/G3, HK93/33/53, HK94, MP5, SP89 all clones and the Cetme & Cetme clones. An easy way to remember the size you need to...HKP-17558$8.95 -
On Sale
HK MP5, 90 Series, AP5 Trigger - BLEMISHED
MKE
Now: $22.95Was: $34.95MKE AP5, HK MP5, 90 Series Trigger - BLEMISHED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Steel trigger...HKP-22519-BNow: $22.95Was: $34.95 -
On Sale
HK G3 Handguard - FMP - Surplus
FMP HK CONTRACT
Now: $39.95Was: $64.95HK Contract Portuguese FMP HK G3 Handguard - Surplus USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Original FMP Portuguese contract HK G3 handguard. Manufactured under HK license for military production...HKP-99438Now: $39.95Was: $64.95