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
HK91, G3, MP5 Ambidextrous Selector Lever - Right Side - Low Profile
HKP HK Parts
Now: $22.95Was: $39.95Low Profile, No Contact - Ambidextrous Selector Lever - Right Side This is the right side selector of the ambidextrous trigger packs that is low profile and does not interfere with the hand when the selector lever is in the fire, burst and F/A...HKP-17898Now: $22.95Was: $39.95 -
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 -
HK MP5SD Tri- Rail Mount for Suppressor - 9mm
B&T Brugger & Thomet
$158.95B&T MP5SD 9mm Tri- Rail Mount for Suppressor Can accommodate suppressors up to 1.60 inches in overall diameter. Specifications: Color: Black Diameter max: 57.5 mm Length max: 44.5 mm Length of right rail: 30 mm Length of left rail: 30 mm Length of...HKP-16880$158.95 -
B&T Ambidextrous Sling Pin - Small
B&T Brugger & Thomet
$58.95B&T Ambidextrous Sling Pin - Small Replaces the small push pin to allow a sling attachment point on either the left or right side of the firearm. Each measures: 6x29mm with rubber o-ring and net screw.HKP-16886$58.95 -
HK416, MR556 Adjustable Gas Block - 11-20" A1 Barrels - NA5
Nefarious Arms
$374.95Nefarious Arms - NA5 HK 416 Adjustable Gas Block Nefarious Arm user configurable 2-position adjustable gas block compatible with 11″ – 20″ A1 MR556 and HK416 barrels. Each gas block ships with 6 vent screws, a screwdriver,...HKP-21040$374.95 -
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 -
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, SP89, HK91, HK93, HK94 Grip Screw
H&K Heckler & Koch
$8.95H&K Grip Screw New HK grip screw that is now out of production. Great for a spare. Compatible With: HK91 HK93 HK94 SP89HKP-01725$8.95 -
HKP .45 ACP Vertical Slot Micro Comp - Threaded .578x28 RH
HKP HK Parts
$29.95HKP .45 ACP Vertical Slot Micro Comp - Threaded .578x28 RH The HK Parts micro comp & thread protector strikes a balance between a lightweight, minimalistic design and range functionality. The micro comp easily threads on to the end of any factory...HKP-21635$29.95 -
HK33, HK53, HK93 A3 Telescopic Stock - OD Green
MKE
$259.95MKE Telescopic Stock in OD GREEN for HK33, HK53, HK93 The MKE telescopic HK33 stock is an easy-to-install telescopic stock system designed to deliver superior comfort and reliable weapon control. The simple lock/release system is easy to operate,...HKP-21181$259.95 -
HK MP5 Folding Brace - .22LR - Skeletonized
HKP HK Parts / SB Tactical
$249.95Side Folding Brace For The HK MP5 .22 model A drop in folding brace for your MP5 .22 model pistol. Made from aircraft grade aluminum, QD sling attachment point and a beautiful anodize finish. This is the finest option for your MP5 .22 pistol. Available...HKP-21053$249.95