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.
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HK G36 30 Round Magazine w/o Retainers
H&K Heckler & Koch
$54.95H&K G36 30 Round Magazine w/o Retainers Genuine H&K 30-round magazine without magazine interlocking retainers. Compatible With: HK G36HKP-22195$54.95 -
KCI 30 Round MP5 9mm Magazine - 10 Pack
KCI
$349.95KCI 30 Round MP5 9mm Magazine - 10 Pack Features: Latest generation and factory fresh, individually sealed magazine 30-round capacity 9mm caliber marked (9mm x 19) Curved for more reliable feeding with steel chrome follower All steel...HKP-22058$349.95 -
B&T TP9 Top Cover, Side Optic Mount - Complete
B&T Brugger & Thomet
$159.95B&T TP9 Top Cover Complete with Side Mounting Rail Compatible With: B&T TP9HKP-17293$159.95 -
Out Of Stock
HK G3, HK417 Muzzle Brake - SOCOM - Threaded 5/8x24
Surefire
$164.95SureFire SOCOM (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 The SureFire muzzle brake is designed for Armalite AR-10, DPMS LR308, and other 7.62 mm rifles with 5/8x24 muzzle threads. It greatly reduces recoil impulse and muzzle rise, featuring neutral...HKP-19789$164.95 -
HK G3, HK91, PTR Handguard - Slimline Style
POF
$19.95POF Slimline HK91, G3, PTR Forearm - POF New POF HK-contract slimline standard-length handguard full size HK G3, 91, PTR rifles. Does not feature internal heat shield. Compatible With: HK91 HK G3 PTR-91 CETME (modification may be needed) Other HK ...HKP-19560$19.95 -
HK417, MR762 Gas Block Pin
H&K Heckler & Koch
$7.95H&K HK MR762/417 Gas Block Pin This is the retaining pin for an HK MR762 gas block. A must have as HK says you have to use new pins once they are removed. Compatible With: HK MR762 HK 417HKP-16596$7.95 -
HK UMP (.40 S&W/.45 ACP/9mm) Gunsmithing Bench Mat
HKP HK Parts
$24.95HK UMP, USC Bench Mat, Gunsmithing Mat Our HK USC & UMP bench mat is the perfect cleaning & repair mat designed specifically for your Heckler & Koch models. Have fun and learn while you work on your favorite H&K firearm. The soft top...hkp-17617$24.95 -
HK33, HK93 Optic Mount - 212.5mm - Low Profile - Extended Picatinny Rail
MFI
$189.95MFI 8.5 Inch Mounting Rail For HK 93, 33, Style Receivers The MFI extended scope rail is a quick and easy solution to add a Picatinny top rail to your HK receiver without modifications. The low-profile rail does not impede the iron sights. The rail uses...HKP-01829$189.95 -
HK MP5K Barrel Extension / Faux Suppressor - 9mm - 3 Lug - US
HKP HK Parts
$59.95HKP MP5K 9mm Fake Suppressor/Barrel Extension - 3-Lug MP5K 3-Lug Barrel Barrel Extension, Fake Suppressor US made MP5K solid aluminum fake suppressor, barrel extension. Slips over the 3-lug MP5K PDW barrel and then pinned in place to meet the overall 16"...HKP-18001$59.95 -
HK MP5SD 9mm Front End Kit
HKP HK Parts
$1,199.95HK MP5SD Front End Build Kit The HK Parts MP5SD front end kit includes everything required (except suppressor) to build an MP5SD front end including the best US and German components available. Each kit counts as 4 922r USA-made parts toward the...HKP-02399$1,199.95 -
HK94, HK93 Semi Grip Frame SEF - Metal
HKP HK Parts
$189.95HK MP5,94, 33,93 Style Metal Grip Frame For Semi Auto Shelves Each German HK housing started out as a factory HK German select fire metal housing. Each housing was modified by welding in a factory correct semi auto shelf, clipped from a double tang...HKP-16470$189.95 -
MR556 A4 Upper Receiver Kit - 16.5″ - 5.56 - M-LOK
H&K Heckler & Koch
$1,939.00H&K MR556 A4 16.5″ 5.56 M-LOK Upper Receiver Kit This kit includes a complete upper receiver/barrel assembly, allowing Mil-Spec 5.56mm AR-style rifles to be retrofitted to HK’s piston and pusher rod system. This system utilizes a piston...HKP-21909$1,939.00