HK Rifle / SMG Parts
Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
B&T APC9, APC45 Stock or Brace Adapter - Telescopic
B&T Brugger & Thomet
$650.00B&T APC9 & APC45 Telescopic Brace/Stock Adapter The B&T telescopic brace adapter is an essential accessory to attach your favorite brace to your B&T firearm. Features: Complete adapter solution- no extra parts to buy except the brace...HKP-18989$650.00 -
HK MP5, HK90 Series Locking Roller -2 - Standard 7.98mm - Used
H&K Heckler & Koch
$9.95HK German Locking Roller Standard 7.98mm - Used The proper roller size is essential for proper head spacing and bolt gap. Used German German-made -2 or 7.98mm roller, each roller is priced per roller. Used HK German. HK locking roller, -2, 7.98mm. HK...HKP-20600$9.95 -
HK33, HK93 A2 Buttstock - Surplus
H&K Heckler & Koch
$99.95H&K HK33/HK93 A2 Black Buttstock - Surplus HK33 complete surplus buttstock assembly in good condition. In perfect working order but will have signs of use. This is the original buttstock for the HK33A2. Compatible With: HK33 HK93 HK53 V33, 53, C93HKP-20133$99.95 -
HK USP, USP Compact Lanyard Loop Insert
H&K Heckler & Koch
$13.95HK USP/USPC Lanyard Loop Insert Compatible With: HK USP 9mm HK USP .40 HK USP Compact 9mm HK USP Compact .40 / .357 HK USP Compact .45HKP-01935$13.95 -
HK91, G3, PTR Grip Frame SEF- Metal HK German
$189.95HK91, G3, PTR-91 Style Metal Grip Frame SEMI Each German HK housing started out as a factory HK German select fire metal housing. Each housing then had the housing professionally modified by welding in a factory correct semi auto shelf. After the...HKP-17637$189.95 -
HK91, G3 Bolt Carrier - Full Auto - Surplus
H&K Heckler & Koch
$149.95HK G3 Factory Full Auto Bolt Carrier - German German HK 70'- 80's production used surplus bolt carrier with locking lever, spring, and axle pin installed. Most are NOT date-coded on the top of the carrier. Most will be marked on the side or, more...HKP-01952$149.95 -
HK91, G3 Tactical Rail - 6 Inch
HKP HK Parts
$24.95HKP Tactical Rail - 6 Inch The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards. Up to three rails can be used on each forearm. Compatible...HKP-00831$24.95 -
Out Of Stock
HK MP5, MP5K Flash Hider - 3-Lug - 9mm
HKP HK Parts
$99.95HKP HK MP5 9mm Flash Hider - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels found on in...HKP-17228$99.95 -
HK91, G3 Bolt Group, Complete - Full Auto - Used
H&K Heckler & Koch
$259.95Heckler and Koch Factory German Full Auto Bolt Group - Complete Used for HK G3, HK91, and PTR Everything you need as a spare or a direct replacement of your existing bolt group. This bolt group is a direct replacement of all HK G3, HK91, SAR3/8, PTR-91,...HKP-00356$259.95 -
Out Of Stock
HK21, HK11 Trunnion
RCM
$274.95RCM HK21 Trunnion When RCM set out to make a replacement trunnion for the venerable HK21, they started the process by putting a factory unit through rigorous destructive metal testing. The end-product: a US-made trunnion blending the proper...HKP-21609$274.95 -
HK45 Thread Protector - .578x28 RH
HKP HK Parts
$19.95HKP HK45 .45 ACP Thread Protector - Threaded .578x28 RH U.S.-made titanium thread protector designed for .45 ACP barrels threaded .578x28 right-hand. Features a fully hooded profile that extends over the muzzle to protect exposed threads and the barrel...HKP-19514$19.95 -
Out Of Stock
HK G36, UMP Sear Spring
H&K Heckler & Koch
$8.95HK UMP, USC, G36, & SL8 Sear Spring This part is used in conjunction with the sear in the trigger body of the lower.HKP-01866$8.95