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 P2000SK Compensator
HKP HK Parts
Now: $151.95Was: $189.95HKP HK P2000SK Compensator The HK Parts P2000SK Compensator will add a sleek and tactical look to your P2000. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and therefore allows you...HKP-20885Now: $151.95Was: $189.95 -
On Sale
CETME L & LV 14" Spanish Bayonet & Scabbard
SchleTek
Now: $39.95Was: $69.95CETME L & LV 14" Spanish Bayonet & Scabbard Complete your CETME L with an original bayonet! This bayonet served in the Spanish army and was only issued with the Model L or LV rifles. These 14 inch bayonets have an impressive 8 3/4" blade...HKP-20119Now: $39.95Was: $69.95 -
On Sale
HK G36, SL8 Locking Push Pin for Handguards, Lowers, Magwells
GSG9
Now: $14.95Was: $18.95HK G36, SL8 Push Pin For Forearm, Magwell, & Lower Each push pin/locking pin retains the forearm, magwell, & lower to the upper receiver. Each G36 style firearm uses a total of 3X of these push pins. Compatible With: G36 G36K G36C G36...HKP-18221Now: $14.95Was: $18.95 -
Out Of Stock
HK91, G3, HK33, HK53, HK93 Clubfoot Central Stock Section with Heavy Rubber Buttpad - OD Green
Michaels Machines
$199.95Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green US Made Clubfoot HK21E and HK23E Style Central Buttstock Section with US Heavy Rubber Buttpad in OD Green. Just add your buffer and backplate and you are good to go...HKP-19041$199.95 -
Out Of Stock
HK MP5SD Bolt Group, Complete - 9mm
RCM
$409.95Complete Bolt Group - RCM - HK MP5SD 9mm Ideal to replace out of spec, worn or broken bolt groups or for that custom build. Each bolt group will work and fit on semi or full auto MP5SD 9mm style firearms. This is the finest US BCG available...HKP-19665$409.95 -
HK416, MR556, HK417, MR762, G28 Pistol Grip - V2
H&K Heckler & Koch
$75.99H&K HK MR556/MR762/416/417/G28 V2 Battle Grip With Contoured Back Strap HK-manufactured AR15-style pistol grip will fit all AR-15/M-16 lower receivers as well. It is a great upgrade for any AR15, M16/416 style firearm. Provides...HKP-01912$75.99 -
HK VP9B Mag Release Button Set - S, L, XL
H&K Heckler & Koch
$9.95HK VP9B Mag Release Button - S, L & XL New HK German Manufacture. Will fit the new VP9B button mag release model. A perfect way to customize your mag release fitment. Compatible With: VP9B and VP9LB models only NOT compatible with VP9A1 F,...HKP-19746$9.95 -
On Sale
HK416, COLT M4 Magazine Spring - .22LR - 30 Round
HKP HK Parts
Now: $2.95Was: $3.95HK 416 & Colt .22 30 Round Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. Compatible With All 30 Round .22 Mags For: HK 416 Colt M4 G36HKP-14409Now: $2.95Was: $3.95 -
On Sale
HK91, HK21, HK93 Fixed Stock Heavy Rubber Buttpad - MM
Michaels Machines
Now: $67.95Was: $79.95MM Fixed Stock Heavy Rubber Buttpad Reduce the felt recoil transferred to your shoulder with the Michael's Machines heavy rubber buttstock pad. Perfect replacement for old, hard original buttstock pads. US made and backed by a lifetime...HKP-00914Now: $67.95Was: $79.95 -
On Sale
HK416 Dual Folding Brace With Direct Fit - .22LR
HKP HK Parts / Strike Industries
Now: $279.95Was: $349.95HK416 Dual Folding Brace With Direct Fit - .22LR The Strike Industries Dual Folding Brace paired with the HKP 416 .22LR picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock configuration...HKP-21409Now: $279.95Was: $349.95 -
Out Of Stock
HK USP Magazine - .45 ACP - 10 Round - Standard Floorplate
H&K Heckler & Koch
$54.9510 Round HK USP .45 ACP Magazine w/ Standard Floor Plate Perfect for those who live in states that require 10-round magazines or those that compete and require a 10-round-only magazine. Compatible With: HK USP 45 Full Size HK USP Tactical 45 HK Elite...HKP-02366$54.95 -
HK USPC, P2000 Magazine Floorplate - 9mm -13 Round - Pinky Rest
H&K Heckler & Koch
$22.95New HK German Magazine Floorplate With Finger Rest Compatible With: HK USP Compact 9mm 13-round magazine HK P2000 9mm 13-round magazineHKP-00969$22.95