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 CC9 Optic Cover Plate - Optic Ready
H&K Heckler & Koch
$51.95H&K CC9 Optic Ready Cover Plate German-manufactured cover plate for the optic cut on the H&K CC9 pistol. Installed when an optic is not mounted.HKP-22141$51.95 -
HK416 A5, MR556 A4 Gas Block Spring
H&K Heckler & Koch
$19.95HK Heckler and Koch HK416 A5, MR556 A4 Gas Block Spring German-made gas block spring for the HK MR556 A4 and HK416 A5. Compatible With: MR556 A4HKP-22060$19.95 -
M-Lok Optic Mount - Offset Light
Magpul
$36.95Magpul M-Lok Offset Light / Optic Mount - Aluminum The M-LOK Offset Light/Optic Mount, Aluminum provides the user with an ambidextrous platform to mount weapons lights or optics at both the 11 and 1...HKP-21875$36.95 -
Out Of StockOn Sale
Picatinny Optic Mount - 39mm - Skeleton Mount - Aimpoint ACRO
B&T Brugger & Thomet
$95.63 - $150.00B&T 39mm QD Skeleton Mount for Aimpoint ACRO The B&T QD "Skeleton" mount for Aimpoint® Acro offers a 39mm elevated profile for improved sight alignment, ideal for night vision setups requiring...HKP-21730-M$95.63 - $150.00 -
On Sale
HK VP9, VP40 Compensator - Quick Detach - US - BLEMISHED
HKP HK Parts
Now: $84.71Was: $149.95HKP Comp Weight™ HK VP9, VP40 Quick Detach Compensator - BLACK - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART...HKP-21080-BNow: $84.71Was: $149.95 -
HK MP5, MP5K Stock and Dual Folding Adapter - Picatinny
Strike Industries
$199.95Strike Industries Dual Folding Stock This Strike Industries stock is ideal for MP5 or MP5K platforms featuring a 1913 Picatinny rail interface. Conveniently compatible with any platform featuring a...HKP-21306$199.95 -
HK MP5KSD Barrel Shroud and Handguard Combo
HKP HK Parts
$289.95HK Parts HK MP5KSD Shroud and Handguard Combo The perfect items for those that are looking into doing a custom MP5K SD build. The finest MP5K SD shroud ever made or available. This will be the best...HKP-20950$289.95 -
On Sale
HKP Racerback Tank - Mint
HKP HK Parts
Now: $5.60Was: $14.95HKP Racerback Tank - Mint Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this racerback is certain to catch an eye at the range! Features:HKP-21029-MNow: $5.60Was: $14.95 -
HK VP9, VP40 Grip Panel Right Side - Large - OD Green
H&K Heckler & Koch
$24.95H&K VP9, VP40 Right Side Grip Panel - Large - OD Green New HK German manufactured, right side size large. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP Pistol. CompatHKP-19176$24.95 -
On Sale
HK P30 Stand Off Device
HKP HK Parts
Now: $51.71Was: $109.95Stand Off Device - HK P30 The HK Parts P30 standoff 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 an...HKP-19168Now: $51.71Was: $109.95 -
B&T TP9, MP9 Brass Catcher - Quick Detach- Polymer
B&T Brugger & Thomet
$197.95B&T TP9/MP9 Polymer Quick Detach Brass Catcher This is the new style brass catcher that only fits new style TP9 top covers. Specifications:HKP-17286$197.95 -
B&T TP9, MP9, APC Magazine - 9mm - 20 Round - Translucent
B&T Brugger & Thomet
$65.00B&T 20 Round 9mm Magazine - Translucent Swiss B&T manufactured 20-round magazine for the 9mm TP9, MP9, and APC. Compatible With:HKP-17303$65.00