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 UMP, USC Recoil Rod Spring - Enhanced
HKP HK Parts
$11.95HKP Enhanced Recoil Rod Spring for HK UMP, USC Upgrade or replace your UMP recoil system with HKP's enhanced heavy recoil rod spring from HK Parts. This spring is approximately 10 percent stronger than a standard recoil spring, making it ideal for...HKP-22507$11.95 -
HK MP5, SP5 Folding Stock - 11"
Zenith
$99.95Zenith HK MP5, SP5 Folding Stock Folds to the side for compact storage while providing a solid, stable shoulder stock when deployed. No modifications required on in-spec MP5 receivers. Specifications: Polymer and fiberglass reinforced Weight: 14.4...HKP-22420$99.95 -
HK MR556 A4 13.4" Complete QD Handguard
H&K Heckler & Koch
$499.95H&K MR556 A4 13.4" Complete QD Handguard Genuine H&K MR556 A4 quick detach handguard has a Picatinny rail at 12 o’clock, M-LOK slots at 3, 6, and 9 o’clock, and two QD sling swivel cups for ambidextrous sling attachment. It provides...HKP-22184$499.95 -
HK G36K Handguard with Heat Shield
H&K Heckler & Koch
$68.95H&K G36K Handguard with Heat Shield Lightweight and durable design for improved heat management and reliable performance. Compatible With: G36KHKP-22010$68.95 -
Out Of Stock
B&T Telescopic Stock End Cap
B&T Brugger & Thomet
$8.95B&T Telescopic Stock End Cap B&T replacement end cap for telescopic stocks. Limits the extension of the stock to keep it from sliding out of the guides.HKP-21721$8.95 -
HK G36, G36C, G36K Magwell
HKP HK Parts
$49.95Magazine Well - Magwell FDE & RAL8K - HK G36 Allows use of all factory G36 and Magpul G36 magazines. This magwell fits all 30, 10, and 100 round magazines and drums. Compatible With: G36, G36K, G36C In-spec clones and custom buildsHKP-19300-M$49.95 -
HK MP5 LS5 Trigger Group, Complete - 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 -
HK416, MR556, HK417, MR762 Tactical Deluxe Grip with Palm Shelf - OD Green
Ergo
$59.95Ergo Tactical Deluxe Grip w/ Palm Shelf - OD Green The Tactical Deluxe with Palm Shelf is the same size and shape as the Tactical Deluxe grip but has the addition of an adjustable palm shelf to support your firing hand. This grip excels on precision...HKP-19981$59.95 -
$9.95 -
Out Of Stock
$249.95 -
$19.95 -
HK G36, SL8 Bolt Catch Spring
H&K Heckler & Koch
$9.95HK German G36 & SL8 Bolt Catch SpringHKP-01861$9.95