Parts
At HK Parts, we offer a wide range of high-quality Heckler and Koch accessories and components for your favorite firearms. Whether you are upgrading a Heckler and Koch pistol or rifle, or building with parts kits, we have you covered. Explore top-rated components for VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, find the parts you need to enhance performance, reliability, and function.
Popular upgrades include match triggers, threaded barrels, compensators, optic plates, and extended magazines. Rifle owners often add enhanced stocks, forearms, and ambidextrous controls.
MP5 and MP5K kits are top sellers, giving shooters authentic components for iconic builds. G36 and HK416 kits are also highly sought after by collectors and professionals alike.
HKP offers the world’s largest H&K-focused catalog, with better availability, faster fulfillment, and expert support compared to general retailers.
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On Sale
HK USP .45 Full Size StippleTape Grip Wrap - .45 ACP
Volker Precision
Now: $18.00Was: $19.99HK USP StippleTape Grip Wrap - .45 ACP - Volker Precision StippleTape textured rubber grips for HK USP .45 Full Size. The wrap fits neatly withing the existing texture recess on both sides of the...HKP-22503Now: $18.00Was: $19.99 -
On Sale
HK G36C Handguard - Handstop and Heatshield - FDE - BLEMISHED
HKP HK Parts
Now: $58.46Was: $109.95HK G36C Handguard - Handstop and Heatshield - FDE - BLEMISHED SHADE OF COLOR MAY VARY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL...HKP-19302-FDE-BNow: $58.46Was: $109.95 -
A3 Tactical Picatinny Skelestock
JMK
$338.95 - $353.95A3 Tactical Picatinny Skelestock The A3 Tactical Skelestocks are fixed-length folding skeleton stocks meticulously machined from 6061 aluminum. AnHKP-22410-M$338.95 - $353.95 -
On Sale
AK Binary Trigger - Curved - BFSIII - 9mm - BLEMISHED
FA Franklin Armory
Now: $289.49Was: $534.95Franklin Armory BFSIII AK-C1 - 9mm - Curved Trigger - BLEMISHED DAMAGED PACKAGING - PRODUCT UNAFFECTED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE...HKP-19730-BNow: $289.49Was: $534.95 -
On Sale
HK UMP, USC Top Rail - USED
Now: $9.97Was: $34.95Aftermarket HK UMP/USC Top Rail - USED ONLY 3 UNTIS AVAILABLE - SOLD INDIVIDUALLY - AS PICTURED - DOES NOT INCLUDE SCREWS Provides a sturdy mounting platform for optics and accessories on the HK UMP...HKP-99296Now: $9.97Was: $34.95 -
On Sale
HK MP5 Tactical Weapon Light - USED
B&T Brugger & Thomet
Now: $97.46Was: $299.95B&T HK MP5 Tactical Handguard Weapon Light - USED ONLY 3 UNITS LEFT - VARYING CONDITION SHOWN - SOLD INDIVIDUALLY <HKP-99270Now: $97.46Was: $299.95 -
On Sale
HK P30L Compensator V2 - Quick Detach - BLEMISHED
HKP HK Parts
Now: $91.92Was: $149.95HKP HK P30L Quick Detach Compensator V2 - Black - BLEMISHED INSTALLATION MARKINGS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMIHKP-18083-BNow: $91.92Was: $149.95 -
On Sale
HK VP9SK Compensator with Rail Adapter - Steel - INCOMPLETE - BLEMISHED
HKP HK Parts
Now: $46.44Was: $189.95HKP HK VP9SK Comp Weight™ Compensator w/ Rail Adapter - Steel - INCOMPLETE - BLEMISHED ONLY 3 UNITS AVAILABLE MISSING SIDE SCREW AND ALLEN WRENCHHKP-21301-BNow: $46.44Was: $189.95 -
HK MR556 A4 Gas Block- Incomplete
H&K Heckler & Koch
$187.00H&K HK MR556 A4 Gas Block - Incomplete The H&K HK MR556 A4 Gas Block is a high-quality, precision-machined component designed for the MR556 A4 rifle. It houses the gas system that directs gas from...HKP-22087$187.00 -
On Sale
HK UMP Clamp - Dual Magazine - Incomplete - BLEMISHED
Now: $4.47Was: $28.95HK UMP Dual Magazine Clamp - Incomplete - BLEMISHED MISSING SCREW. SOLD AS IS. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PAHKP-99099-BNow: $4.47Was: $28.95 -
HK91, G3 Magazine - 15 Round - Steel - Refinished
H&K Heckler & Koch
$84.95HK Heckler and Koch 15 Round Steel Magazine - Refinished for HK G3 and HK91 (7.62x51/.308) HK G3 factory steel 15-round magazine, expertly restored to its former glory. This magazinHKP-21922$84.95 -
On Sale
HK91, G3, PTR Bolt Head - Complete- EBO - Used
EBO
Now: $89.96Was: $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...HKP-21903Now: $89.96Was: $99.95