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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HK VP40 Tactical Bench Mat
HKP HK Parts
$13.95VP40 & VP40 Tactical Gunsmithing Bench Mat This isn't your ordinary gun cleaning mat. Show your pride for your VP40 firearm while using our high quality neoprene rubber backed and cloth topped gun...HKP-18159$13.95 -
HK417, MR762 Magazine Catch Spring
H&K Heckler & Koch
$9.95Heckler and Koch Magazine Catch Spring for HK417 and HK MR762 New HK German manufacture. Factory correct magazine catch for the magazine release.HKP-16520$9.95 -
HK P30 Series Left Slide Release Lever
H&K Heckler & Koch
$54.95Slide Release Lever Left - P30 Latest HK production. Compatible With: P30HKP-01879$54.95 -
HK45, HK45 Compact V2 Right Side LH Lever
H&K Heckler & Koch
$31.95HK 45 & 45C V2 Right Side LH Lever This is the control lever for left-hand shooters. This would be the lever on the right side of the frame for left-hand shooters. The V2 left lever will allow...HKP-02416$31.95 -
HK416, MR556, HK417, MR762 Handguard Locking Screw - A1 Style
H&K Heckler & Koch
$24.95Heckler and Koch A1 Handguard Rail System Screw for HK416, HK MR556, HK417, and HK MR762 Factory HK handguard rail screw for A1 handguards.HKP-02717$24.95 -
HK G36 Magazine - 10 Round - Factory
H&K Heckler & Koch
$70.95HK G36 Black 10-Round Magazine Compatible With: G36HKP-01083$70.95 -
HK UMP, USC Stock Block B Thumb Screw
HDPS
$74.95HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B Sling Pin-Thumb Screw Style The original thumb screw version for all stock block B's.HKP-15731$74.95 -
HK MP5, SP5, MP5K, SP5K Cocking Handle - Extended - Enhanced
HKP HK Parts
$39.95HKP HK MP5, MP5K Extended Cocking Handle - Enhanced HKP extended and enhanced cocking handle for HK MP5 and MP5K pattern firearms. Machined from a solid steel billet and salt-bath nitride finished,...HKP-22864$39.95 -
Out Of Stock
HK416, MR556, HK417, MR762 Selector Lever - Ambi - Right
H&K Heckler & Koch
$11.95Heckler & Koch HK416 Ambi Safety Selector Lever Factory HK polymer right side selector lever.HKP-22309$11.95 -
Out Of StockOn Sale
HK MP5, MP5K 9mm Magazine Clamp - Dual - RED - BLEMISHED
HKP HK Parts
Now: $18.87Was: $29.95HKP HK MP5/MP5K 9mm Dual Magazine Clamp - RED - BLEMISHED THIS COSMETICALLY BLEMISHED ITEM IS FULLY FUNCTIONAL. THIS ITEM IS SOLD AS IS AND NOT ELIGIBLE FOR A RETURN.HKP-00084-RE-BNow: $18.87Was: $29.95 -
HK MP5 Magazine Spring - .22LR - 10 Round
HKP HK Parts
$3.95HKP 10 Round MP5 .22LR Magazine Spring New fresh production mag spring for your HK MP5 .22 magazine. Please note: This spring can also be used to convert the 10 round magazine to a 10 round magazine...HKP-20297$3.95 -
On Sale
Glock 17 Gen 5 Stand Off Device
HKP HK Parts
Now: $22.46Was: $109.95Stand Off Device - Glock 17 Gen 5 The HK Parts stand off is designed to keep the slide in battery to allow discharge when the firearm is pressed against or comes into contact with an object. It is...HKP-19263Now: $22.46Was: $109.95