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 MP5K to MP5 Stock or Brace Adapter
HKP HK Parts
$129.95HKP HK MP5K to MP5 Brace/Stock Adapter Our new MP5K to MP5 stock adapter is the perfect addition for those looking for a stock that provides a better line of sight and a better cheek rest position like the MP5 A2 fixed stock does. This stock adapter will...HKP-20988$129.95 -
Out Of Stock
HK G36C Buttstock with Cheek Piece
H&K Heckler & Koch
$209.95Heckler and Koch Buttstock with Cheek Piece Installed for HK G36, made in German Genuine German Heckler & Koch G36 stock. The G36C stock is a full inch shorter than a standard G36 stock. This is an ideal stock for those wearing body armor, for those...HKP-00278$209.95 -
On Sale
HK UMP Magazine Compliance Kit - .45 ACP
HKP HK Parts
Now: $9.95Was: $19.95US-Made UMP .45 Compliant Magazine Kit For All UMP .45 Magazines This kit is a drop-in replacement set that will give you two US-compliant parts towards 922r compliance. Made from high-impact polymer, just like the factory HK parts. The US parts kit...HKP-01167Now: $9.95Was: $19.95 -
HK MP5, MP5K 9mm Magazine Loader
H&K Heckler & Koch
$89.95German Magazine Loader For MP5 & MP5K - 9mm Magazines New HK German manufacture. Get years of use out of this steel loader while saving your thumbs. Compatible With: Curved 40, 30, 20, 15 & 10 round 9mm magazinesHKP-17013$89.95 -
Out Of Stock
Picatinny Angled Foregrip - AFG-2
Magpul
$33.95Magpul AFG2 Angled Fore Grip for Picatinny Rail Made in the USA, the AFG-2 (Angled Fore Grip) is a slim line design that is shorter in overall length and width in comparison to the original AFG. By positioning the shooter's hand high on...HKP-10655$33.95 -
HK91, G3 Vinyl Magazine Pouch - Surplus
H&K Heckler & Koch
$4.95Green Vinyl Plastic Rubberized Double Magazine Pouch from Surplus for HK91 and HKG3 This mag pouch is German military surplus, and it is compatible with all HK91, G3, and PTR Style 20-round mags.HKP-01941$4.95 -
HK90 Series Flash Hider - Bird Cage Style - Threaded 15x1 RH
PTR
$19.95PTR Bird Cage Flash Hider - Threaded 15x1 for 5.56/.223, and 7.62x51/.308 Crafted to exact Heckler and Koch specifications. Featuring the correct 15x1 RH thread, it's a perfect match for HK barrels and qualifies as one 922r compliant part...HKP-01447$19.95 -
HK Rear Sight Spring - German
H&K Heckler & Koch
$4.95H&K German Rear Sight Spring HK German rear sight spring for rear diopter sights.HKP-00146$4.95 -
HK416, MR556 Trigger Guard - A5 Style
HKP HK Parts
$39.95HKP 416 & HK MR556 HK416A5 Style Trigger Guard Now you can upgrade your MR556, 416 & CR556 to the latest Gen HK 416 A5 Enhanced Trigger Guard. Fully assembled and ready to drop in. With a larger trigger guard area you can now use gloves...HKP-17793-M$39.95 -
HK Rifle Cleaning Wick Set - 8 Piece Set - Universal
H&K Heckler & Koch
$1.95Original German Army Issue HK91/G3/PTR Cleaning Kit Wick - Set of 8 Originally issued for the G3,91 & MG3 firearms but will work on pretty much any and all rifles & pistols. Each set comes with 8 BRAND NEW German manufactured cleaning wicks. Each...HKP-17646$1.95 -
HK53 Factory Recoil Spring
H&K Heckler & Koch
$14.95HK German HK53 Replacement Recoil Spring This rare spring is a must-have spare for your HK53 firearm.HKP-02228$14.95 -
HK MP5, SP5K Barrel Flute Brush - 9mm
HKP HK Parts
$22.95HKP HK Cleaning Brush - 9mm - Barrel Flute Short, flexible brush sized for cleaning 9mm fluted barrels. Designed to reach the grooves and remove fouling without damaging the flute edges. Compatible With: HK MP5/K HK SP5/K HK...HKP-22315$22.95