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 VP Series, P Series, USPC Mag Pouch - Twin
Comp-Tac
$59.95Comp-Tac HK VP Series/P Series/USPC Twin Mag Pouch The Comp-Tac Twin Magazine Belt pouch is an outside the waistband holder that carries two magazines attached together. Designed to be worn at 9:00...HKP-17502$59.95 -
On Sale
HK91, G3 Magazine Follower - USA
Now: $17.96Was: $19.95Magazine Follower - USA - HK 91, G3, PTR USA made magazine follower for HK 91, G3 magazines. This follower is made in the USA and counts as one US made compliant part needed for builds and...HKP-18997Now: $17.96Was: $19.95 -
HK MP5, HK94 Cocking Tube Support Spring
H&K Heckler & Koch
$6.95Heckler and Koch HK MP5, HK94 Cocking Tube Support Spring A great spare to have on hand as this part can become worn and be lost. The cocking tube support spring applies pressure to the cocking...HKP-01104$6.95 -
HK P30, P30L, P30S, USP Compact, P2000 - 9mm Recoil Spring
H&K Heckler & Koch
$34.95Recoil Spring New HK German manufacture recoil spring for guide rod. A must-have spare part and a common consumable item. Compatible With: USP Compact 9mmHKP-01560$34.95 -
On Sale
HKMP5, HK90 Series Paddle Mag Release Fixture - Easy Install
HKP HK Parts
Now: $150.36Was: $187.95HKP HK Parts Paddle Mag Release Easy Install Fixture for HK90 Series The original one and only paddle mag release fixture. The perfect jig for the installationHKP-17587Now: $150.36Was: $187.95 -
On Sale
HK MP5 Hat - Snapback - Flat Brim - OSFM
HKP HK Parts
$14.66 - $22.99HKP MP5 Flat Brim Snapback Hat - OSFM Get your hands on some of our premium hats! Features: Official HKP merchandise 5" wide HKP logoHKP-21451-M$14.66 - $22.99 -
HKP Range Bag - Small
HKP HK Parts
$29.95Get your hands on our new premium range bags. This range bag is compact while being able to hold a lot of gear. This range bag will easily carry a couple pistols, holster, several magazines &...HKP-20740$29.95 -
On Sale
HK VP9 Night Sights - R3D - Suppressor Height - Orange
XS Sights
Now: $128.70Was: $142.99XS Sight Systems HK VP9 R3D Night Sights Optics Ready Suppressor Height - Orange R3D might sights feature traditional 3-dot tritium, notch and post, sight picture. The tritium front sight comes...HKP-20582Now: $128.70Was: $142.99 -
Out Of Stock
PTR Muzzle Brake - Threaded 5/8x24 RH - 5.56 / .223, 7.62x51 / .308 - CA/NY Compliant
PTR
$24.95PTR (5.56/.223) & (7.62x51/.308) Muzzle Brake - NY/CA Compliant - Threaded 5/8x24 RH This new muzzle brake is made in the USA to exact HK standards. The best quality and price in the country. This...HKP-17927$24.95 -
HK MP5 Cocking Handle - Knurled - Enhanced - UTG Pro Handguard Compatible
HKP HK Parts
$39.95HKP HK MP5 Enhanced Knurled Cocking Handle - UTG Pro Handguard Compatible Enhanced extended cocking handle designed for HK MP5 pattern firearms and compatible with UTG handguards. The knurled...HKP-22516$39.95 -
On Sale
HK USP .40 S&W +5 Magazine Extension
HKP HK Parts
$31.84 - $49.95HKP HK USP .40 S&W +5 Magazine Extension HK Parts magazine extension +5 adds 5 additional rounds to the full size USP & USP Tactical 13 round magazine. It uses the existing mag body, spring, and...HKP-18645-M$31.84 - $49.95 -
Sling Snap Hook 1" - Universal
USA
$4.95Snap Hook 1" This is a 1" HK-style snap hook for sling or other custom projects. We also offer 1.25" HK sling hooks, as these are great spare parts to have on hand.HKP-00730$4.95