All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
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Out Of Stock
HKP HK SL8 (5.56/.223) AR15 Mag Well Adapter
HKP HK Parts
$199.95AR15 & M16 Magazine Well Adapter - US Made This unit will replace the G36 mag well and allow the use of AR15 magazines in your SL8 high-capacity conversion. This is a great upgrade for those who want to use easy-to-find AR/M16 mags. Please Note: This...HKP-00800$199.95 -
HKP HK33 11" LH Cocking Tube
HKP HK Parts
$99.95HKP HK33 11" Left Hand Cocking Tube This is the one and only left handed cocking tube for the HK33 cocking tube made in the US. Made to the exact HK specifications as the factory HK33 German cocking tube. Overall length is 11".HKP-18892$99.95 -
KDG HK MR556 13.75" M-LOK Rail System - Black
KDG Kinetic Development Group
$399.95Rail System - 13.75? - Black - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big brother, the KDG HK 762 M-LOK Rail system. Like...HKP-19244$399.95 -
Sale
MI HK MR556/416 M-LOK Compatible 13." Carbine Handguard - BLEMISHED
MI Midwest Industries
Now: $199.95Was: $269.74MI HK MR556/416 M-LOK Compatible 13." Carbine Handguard - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Features: Made in the USA Simple...HKP-18437-BNow: $199.95Was: $269.74 -
Out Of Stock
MKE HK 93/33 (5.56/.223) Forearm - Green
MKE
$99.95HK 93, 33, 33K & Z43 Green Forearm New MKE production HK 33/93 & Z43 length forearm in green.HKP-17967$99.95 -
MM HK 23E (5.56/.223) Belt Box
Michaels Machines
$599.95HK23E & MM23E Belt Box Brand new HK23E, MM23E US made feed box. The German units have long since been out of production. These are exact copies of the German units. Made in the USA. Compatible With: MM23E HK23EHKP-17579$599.95 -
Out Of Stock
MM HK 23E (5.56/.223) Complete Feed Mechanism
Michaels Machines
$3,999.95MM HK 23E (5.56/.223) Complete Feed Mechanism New US manufactured HK23E feed mechanism complete with top plate and push pin. The complete unit a great spare to have on hand. Compatible With: Factory HK23E and MM23E firearmsHKP-17578$3,999.95 -
Out Of Stock
MM HK 23E (5.56/.223) Heavy Rifle Barrel
Michaels Machines
$0.00MM HK 23E (5.56/.223) Heavy Rifle Barrel Brand new US-made custom rifle barrel. Quick change HK23E, MM23E or HK13 Barrel. A must-have spare for your HK rifle or MG. Factory Barrels are hard to find and expensive, but these barrels are of great...HKP-02513$0.00 -
Out Of Stock
MM HK 23E (5.56/.223) Light Rifle Barrel
Michaels Machines
$0.00HK 23E (5.56/.223) Light Rifle Barrel Brand new US-made custom rifle barrel. 17.75-inch barrel includes the flash hider and the factory-correct barrel handle 1 x 9 twist. This has a lighter profile to save on weight...HKP-02514$0.00 -
Out Of Stock
Tommy Built HK G36 AR Fire Control Lower - Black
Tommy Built
$245.95AR Fire Control Lower - G36 AR fire control G36 lower. You will need most of the standard AR fire controls including the selector's grip, detents, springs & the bolt hold open components etc. The selector spring and detent will not line up with AR...HKP-19121$245.95 -
Out Of Stock
Tommy Built HK G36 AR Fire Control Lower Binary - Black
Tommy Built
$199.95AR Fire Control Lower Binary - G36 G36 lower that will accept AR fire control components and grips, this model has the third position marked for using the Franklin Binary trigger set. The hammier will need to have little material removed off of the top...HKP-19144$199.95 -
Tommy Built HK G36, HK SL8 Carry Handle Top Rail - FDE
Tommy Built
$319.95Tommy Built HK G36, HK SL8 Carry Handle Top Rail - FDE G36 carry handle style top rail with rear Picatinny optics mount. This is designed to have the styling of the Iconic G36 carry handle optic rail with the flexibility of a simple pic rail so you can...HKP-19379$319.95 -
Out Of Stock
Tomomy Built SL8 to ACR Stock and AR Grip Adapter
Tommy Built
$289.99Tomomy Built SL8 to ACR Stock and AR Grip Adapter SL8 to ACR stock and lower conversion, This set up adapts the folding and telescopic ACR stock to the SL8 rifle. just swap in your fire controls and replace the stock It counts as three of the required 5...HKP-20024$289.99 -
Out Of Stock
H&K HK SL8-1 Incomplete Backplate - Gray
H&K Heckler & Koch
$0.00HK SL8-1 Backplate Incomplete Original HK German SL-8 back plate incomplete. Compatible With: SL-8 New SL8-6 blackHKP-16373$0.00 -
Sale
SureFire Procomp (5.56/223) Muzzle Brake - Threaded 1/2x28
Surefire
Now: $84.95Was: $109.95SureFire Procomp (5.56/223) Muzzle Brake - Threaded 1/2x28 The advanced SureFire ProComp 556 muzzle brake fits M4/M16 weapons and variants with 1/2x28 muzzle threads. It significantly reduces both recoil impulse and muzzle rise, allowing the weapon to...HKP-19666Now: $84.95Was: $109.95 -
Magpul PMAG D-60 60 Round AR-15 5.56/.223 Drum Magazine
Magpul
$135.95Magpul PMAG D-60 60 Round AR-15 5.56/.223 Drum Magazine The PMAG D60 is a durable, lightweight, highly reliable 60-round 5.56x45 NATO/.223 Remington polymer drum magazine for AR15/M4 compatible weapons. The unique drum configuration keeps the height of...HKP-18006$135.95