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 MP5, MP5K Barrel Flute Cleaning Brush - 10mm / .40 S&W
HKP HK Parts
$24.95HKP HK Parts Cleaning Brush - Barrel Flute - 10mm / .40 S&W This is a must-have brush to keep the flute clean and the firearm running the way it should. Compatible With: HK MP5 10mm and .40 S&W HK MP5K 10mm and .40 S&WHKP-22318$24.95 -
HK91, G3 Sniper Trigger Group - AC Unity Grip - Match Trigger
HKP HK Parts
$644.85HK Parts Trigger Group with AC Unity Grip and Match Trigger for HK91 and HK G3 The HK G3 and HK91 match trigger group combined with the AC Unity grip is a great choice for anyone seeking a tactical and aesthetically pleasing build. Featuring a robust...HKP-22251$644.85 -
On Sale
HK UMP 3 Position Lower Grip Frame - Black - RARE - USED
HKP HK Parts
Now: $449.95Was: $699.95HK UMP 3 Position Lower Grip Frame - Black - RARE - USED ONLY 1 UNIT AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Used UMP Lower...HKP-99274Now: $449.95Was: $699.95 -
On Sale
HK SP5 2 Position Trigger Housing
Now: $59.95Was: $99.95HK SP5 2 Position Trigger Housing - USED CONDITION WILL VARY - SEE PHOTOS FOR EXAMPLES - SOLD INDIVIDUALLY Used 2 position (0,1) trigger housing for the SP5. Compatible With: HK SP5 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE...HKP-99273Now: $59.95Was: $99.95 -
On Sale
HK MP5 Red Owners Manual - BLEMISHED
H&K Heckler & Koch
Now: $24.95Was: $39.95H&K MP5 Red Owners Manual - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German MP5 Operators Manual. A Great Item To Have On Hand For...HKP-00103-BNow: $24.95Was: $39.95 -
Century Arms AP51 Fixed Stock Backplate
HKP HK Parts / Heckler & Koch
$89.95H&K/HKP Century Arms AP51 Fixed Stock Backplate HKP's drop-in replacement backplate and recoil rod is expertly modified to fit the Century Arms AP51. Crafted to the precise length for optimal function and dependable performance, this backplate allows...HKP-22188$89.95 -
HK MP5 Stock Fork
H&K Heckler & Koch
$199.95H&K HK MP5/SP5 Stock Fork MP5 Replacement Stock Fork Section, expertly crafted in Germany. This robust fixed stock section boasts a classic forked design that guarantees exceptional shoulder support and enhanced control for your pistol. Whether you...HKP-22166$199.95 -
HK UMP Recoil Rod Spring
HKP HK Parts
$9.95HKP UMP Recoil Rod Spring Upgrade or replace your UMP recoil system with this high-quality recoil rod spring from HK Parts. Whether you're maintaining a factory setup or enhancing a custom build, the HKP recoil rod spring is a perfect fit for UMP-style...HKP-22089$9.95 -
On Sale
B&T APR308 Deployment Bag
B&T Brugger & Thomet
Now: $189.95Was: $339.95B&T APR308 Deployment Bag Hidden for years in an unmarked crate, these genuine B&T contracted deployment cases are perfect for keeping your valuable B&T APR rifle, or any other rifle, safe and secure. The cases were crafted in Poland by...HKP-21880Now: $189.95Was: $339.95 -
HK UMP 4 Prong Ported Flash Hider
HKP HK Parts
$49.95HKP HK UMP 4 Prong Ported Flash Hider 4-prong UMP ported flash hider designed for our new UMP 45 parts kit. Not only does it protect exposed threads, it also enhances the appearance of your firearm while delivering flash suppression. Compatible...HKP-21578$49.95 -
FMP HK G3 Manual
$149.95FMP HK G3 Manual English-translated manuals for the Factory FMP G3 are available now. This is a rare collector's piece and the perfect item for those aiming to assemble a complete FMP G3 parts kit with an authentic factory manual. The cover is inscribed...HKP-21542$149.95 -
HK MP5 Trigger Pack - Single Stage Semi Auto - Ambi
HKP HK Parts
$459.95HKP/H&K MP5 9mm Single Stage Semi-Auto Ambidextrous Trigger Pack This trigger pack starts as a factory F/A trigger pack before being converted into a semi-auto trigger pack and receiving single-stage trigger work. This is the best option for...HKP-21483$459.95