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 MP5SD Barrel Port Cleaning Brush - 9mm
H&K Heckler & Koch
$164.95HK Factory MP5SD Barrel Port Brush A much-needed barrel brush to keep the barrel clean on all factory HK MP5SD'S. Fits HK factory SD barrels or in-spec clone barrels such as RCM US-made barrels. Compatible With: MP5SD models Grab a...HKP-00137$164.95 -
HK -6 Roller For Bolt Head 7.94mm - Under-sized
H&K Heckler & Koch
$27.95H&K -6 Roller For Bolt Head 7.94mm - Under-sized New HK German -6 roller that measures 7.94mm. For use with all HK 90 series firearms. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way...HKP-00342$27.95 -
HK SL8, G36 Magazine Release Axle Pin
GSG9
$10.95GSG9 Magazine Release Axle - USA made for HK G36 and HK SL8 Mag release axle for all G36 and SL8 models. A must-have spare part. Made in the USA. Compatible With: G36 G36K SL8 Other custom G36 type buildsHKP-18255$10.95 -
HK 3 Round Count Burst Wheel for 4 Position Trigger Packs
H&K Heckler & Koch
$127.95H&K 3 Round Count Burst Wheel For 4 Position Trigger PacksHKP-01639$127.95 -
HK33, HK53, HK93 Trigger Group - SEF Navy Style - Full Auto - Push Pin
H&K Heckler & Koch
$549.95HK German HK93, 33, 33K, 53 SEF Navy Style F/A Trigger Group Complete - Used ON SALE FOR A SPECIAL PROMOTION WHILE SUPPLIES LAST!!! Each trigger group is comprised of genuine Heckler & Koch products Includes: German Full Auto trigger pack with all...HKP-18189$549.95 -
On Sale
HK416 Dual Magazine Clamp - .22 LR
HKP HK Parts
Now: $39.96Was: $49.95HKP HK 416 .22LR Dual Magazine Clamp Securely hold two HK 416 .22LR magazines together for fast mag swaps. Precision-machined from billet aluminum. Our dual mag clamp is a must for those quick mag changes. Compatible With: HK 416 .22LRHKP-21607-MNow: $39.96Was: $49.95 -
HK MP7, G36, SL8 Gas Block Pin
H&K Heckler & Koch
$8.95H&K HK G36/SL8/MP7 Gas Block Pin The G36/SL8/MP7 gas block pin is the largest out of HK's line up (UMP/USC, 415/MR556, 417/MR762).HKP-16727$8.95 -
HK MP5, HK33, HK53, HK93, HK91, G3 Catch with Roller for SEF, Navy Trigger Packs - USED
H&K Heckler & Koch
$4.49Friction Sear-USED For SEF, Navy Trigger Packs hk335393, 91, G3, Used in excellent condition, HK German Friction Sear for SEF & Navy trigger packs. This item is also referred to as the catch with roller but more commonly called a sear.HKP-16197$4.49 -
On Sale
HK91, G3, HK33, HK53, HK93 Bayonet Adapter - Hardware Included - USED
H&K Heckler & Koch
Now: $119.95Was: $149.95Heckler and Koch German Bayonet Adapter with Screw and Hardware - USED USED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. DOES NOT COME WITH HARDWARE HK German Bayonet Adapter with...HKP-00021-USEDNow: $119.95Was: $149.95 -
On Sale
HK MP5, MP5K Muzzle Device - KeyMod Suppressor Compatible- Threaded 1/2x28 - 9mm
JMAC Customs
Now: $77.95Was: $99.95JMAC HK MP5 9mm Muzzle Device - Compatible With KeyMod Suppressors - Threaded 1/2x28 The360HD is the latest evolution in JMac's Custom's™ Recoil Reduction Device™ (RRD)family of muzzle brakes, designed to meet the needs of serious shooters...HKP-21256Now: $77.95Was: $99.95 -
HK SP5 Folding Stock with HK Parts Adapter
B&T Brugger & Thomet
$299.95B&T Brugger and Thomet Folding Stock with HK Parts Adapter for HK SP5 B&T stock with a SP5 HK Parts Adapter. The HK Parts adapter is made from a solid billet of CNC machined aircraft grade aluminum and offers a QD attachment point. Finished in...HKP-20663$299.95 -
PTR Chevron Front Sight - Gen 2 - Orange
Blitzkrieg Components
$56.99Blitzkrieg PTR Chevron Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight provides a bold, fast sight picture with a bright orange chevron for quick target acquisition. The sight face is moved forward for enhanced...HKP-20453$56.99