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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On Sale
Bolt Knob - Grenade – Bronze
Tactical Precision MFG
Now: $19.95Was: $37.99TPM Grenade Bolt Knob – Bronze These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle. Specifications: Dimensions: 1.90″ x 7/8″ x 7/8″ Weight: 2 oz. Threading: 5/16×24HKP-20909Now: $19.95Was: $37.99 -
Lee Sporting LS5 HK MP5 Complete Trigger Group Push Pin
Lee Sporting
$549.95Lee Sporting LS5 Complete Trigger Group - MP5 Push Pin The LS5 trigger group from Lee Sporting is a definitive ergonomic upgrade over the OEM grip, boasting a weight reduction of 4.3oz compared to the original. This billet aluminum trigger group is...HKP-20467$549.95 -
HK UMP Barrel - .45 ACP - 16.5" - Threaded 16x1 LH
HKP HK Parts
$369.95HKP HK UMP .45 ACP Barrel - Threaded 16x1 LH This new 16.5" threaded barrel is designed for the UMP or Omega firearms. A great replacement or threaded barrel upgrade. Compatible With: HK UMP .45 ACP Omega FirearmsHKP-19395$369.95 -
HK417, MR762 Cartridge Extractor
H&K Heckler & Koch
$94.95H&K HK MR762/417 Cartridge Extractor Compatible With: HK MR762 HK 417HKP-16842$94.95 -
HK USP Control Decock Only V4 Safety Lever
H&K Heckler & Koch
$44.95H&K HK USP Control Decock Only V4 Safety Lever Lever for left-handers to have the de-cocker (no safety) function. The control lever fits on the right side of the frame. Compatible With: HK USP 9mm HK USP 40 S&W HK USP 45 ACPHKP-01417$44.95 -
HK416, HK417, MR556, MR762 Trigger
H&K Heckler & Koch
$189.95H&K HK MR556/MR762/416/417 Trigger Made in Germany. Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-15210$189.95 -
HK USC Magazine Release Axle - .45 ACP
H&K Heckler & Koch
$18.95Heckler and Koch USC .45 ACP Magazine Release Axle Replacement magazine release axle for HK USC .45 ACP platforms. This component is commonly replaced due to wear or breakage and may also be required when configuring compliant magazine release systems...HKP-02584$18.95 -
HK USC Locking Lever Axle - .45 ACP
H&K Heckler & Koch
$29.95HK USC Lower Locking Lever Axle A great item to have on hand as spares. New German HK. Compatible With: All USC lowersHKP-16376$29.95 -
HK91, G3 Magazine Unloader
H&K Heckler & Koch
$49.95HK Factory German Unloader For HK 91, G3, And PTR Magazines Brand new HK German manufactured magazine loader for the alloy or steel mags. Made from all steel construction. Compatible With: HK 91 magazines HK G3 magazines PTR, CETME HK PSG-1 magazines HK...HKP-01508$49.95 -
HK33, HK53, HK93, HK91, G3 Anti-Rattle Mag Release
H&K Heckler & Koch
$64.95HK German Anti Rattle Paddle Magazine Release This item is a new H&K genuine part not used or surplus for installation on all HK .223 & .308 HK Rrifles. This is the highly desired anti-rattle-style paddle mag release. Compatible With: HK 91 HK...HKP-01126$64.95 -
HK93 Complete Semi Auto SEF Style Trigger Pack
H&K Heckler & Koch
$349.95HK German HK93 SEF Semi Trigger Pack complete We have one of the best HK gunsmiths in the country that can take hand-picked German HK F/A trigger packs and modify them to semi-auto. This is done with the best and most precise machinery and jigs available...HKP-00201$349.95 -
Out Of Stock
HK MP5 Catch Screw, Bolt or Mag Follower - 10mm and .40 S&W - Threaded
H&K Heckler & Koch
$34.95MP5 40/10 Threaded Bolt Catch For Magazine Follower This is the small threaded screw that fits into the bolt-hold-open axle and makes contact with the magazine follower to activate the bolt-hold-open. A small but critical part is to keep spares on hand,...HKP-00454$34.95