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 Faux Suppressor - KAC Style - 1/2x28
MFI
$138.95MFI HK MP5K, SP5K KAC-Navy Faux Suppressor - 1/2x28 The MFI faux KAC-Navy suppressor is designed to thread onto any 1/2x28 barrels and fully enclose the 3-lugs, ensuring an authentic looking fit and finish. Inspired from the coveted KAC MP5N suppressor,...HKP-22364$138.95 -
HK Torx Screw Set for Binary Selector Lever - Upgrade
HKP HK Parts
$2.95HKP Torx Binary Upgrade Screw Set Upgrade your binary selector levers with our Torx hardware set. Torx hardware is less likely to strip than standard allen key hardware. Good spares to have on hand as well. Note: Each set comes with 2 screws.HKP-21816$2.95 -
HK21, FMP21 Teardrop Rail Set - T-Rail
HKP HK Parts
$197.95HKP HK21/FMP21 Teardrop Rail Set HK teardrop style reinforcement rails. The ultimate choice for period correct builds. Expertly crafted in the USA from high-quality 4140 steel, these ready-to-weld rails are engineered for precision and durability...HKP-21671$197.95 -
M-LOK Foregrip - Skeleton
JMAC Customs
$89.95JMAC Universal M-LOK Skeleton Forward Grip Can be used as a forward grip or a handstop! Features: Reversible and Lightweight M-LOK Compatible (Requires 2 slots) Fits in and across M-LOK Slots Includes mounting hardware 7075 T6 Aluminum Hard Coat...HKP-21240$89.95 -
HK MP5K Ace Style Stock
HKP HK Parts
$164.95HKP HK MP5K Ace Style Stock MP5K billet ace adapter paired with an all-steel ace-style stock.HKP-20953$164.95 -
HK UMP 30 Round .40 Magazine - LEO Marked
H&K Heckler & Koch
$64.9530 Round Magazine - LEO Marked - Used - UMP .40 S/W Each 30 round magazine will fit all HK UMP .40 caliber carbines, SMG's as well as the USC-UMP .40 caliber conversions. Used in good condition. The perfect option for those that like to collect LEO...HKP-20651$64.95 -
HK417, MR762 Magazine Catch Spring
H&K Heckler & Koch
$9.95H&K HK MR762/417 Magazine Catch Spring New HK German manufacture. Factory correct magazine catch for the magazine release. Compatible With: HK MR762 HK 417 HK G28HKP-16520$9.95 -
HK416, HK417, MR556, MR762 Trigger Axle
H&K Heckler & Koch
$19.95H&K HK MR556/MR762/417/416 Trigger Axle Axle for Trigger. Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-16623$19.95 -
HK416, MR556 Enhanced Field Cleaning Kit
H&K Heckler & Koch
$169.95HK HK416/ MR556 (all variants & models) field cleaning kit- Enhanced Cleaning kit made both the HK 416, MR556 series of rifles and MG's. Includes: Saf-T-Clad Cleaning Rod HK Carbon Scraping Tool Accessory Adapter Section #8-32 Patch Holder Chamber...HKP-17061$169.95 -
HK G36, SL8 Optic Mounting Rail with Iron Sights - Picatinny
H&K Heckler & Koch
$289.95H&K German G36 & SL8 Picatinny Sight Rail With Front And Rear Iron Sights Each rail works well with optics such as Eotech or Aimpoints. This is also a great part if you want a lower cheek weld and low-profile sight system. Made from durable...HKP-00274$289.95 -
HK33, HK53, HK93 Surplus Fixed Stock - A2 - Dark OD Green
H&K Heckler & Koch
$139.95Surplus - Fixed Stock - Dark OD Green - HK93,33,53 Hand-picked stocks in excellent condition. Comes with matching buttpad. Ready to install on your HK or clone rifle. German military surplus, but handpicked to give you the best of the offerings...HKP-18889$139.95 -
Out Of Stock
HK33, HK53, HK93 Magazine Clamp
H&K Heckler & Koch
$107.95HK 93, HK 33 & HK 53 Magazine Clamp German HK dual mag clamp for all HK 93/33/53 magazines. Holds two magazines together for easy access and ease of use. Compatible With: HK93 HK33 HK53 Clones and other custom buildsHKP-00485$107.95