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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Out Of Stock
HK G36 Disconnector Spring - 2 Round Burst
H&K Heckler & Koch
$9.95HK German G36 2 Round Burst Disconnector Spring For All HK Burst G36 Burst LowersHKP-12703$9.95 -
HK UMP, USC Stock Block C
HDPS
$159.95HDPS HK UMP & USC Stock Block C Each unit comes with a new push-pin design. This is the part to use with the ACE hinge part number FSM-TB (push button folding stock) and non-folding push bottom (pig nose). This is just...HKP-02613$159.95 -
HK USC to UMP Conversion ACR Stock Block
$139.95HK USC To ACR Stock Adapter A new product that allows you to add the widely popular Remington ACR folding, adjustable stock to your USC-UMP conversion. This offering is for the stock block and hardware to attach your ACR stock for your HK USC when doing...HKP-17357$139.95 -
HK USC, SL8 Hammer
H&K Heckler & Koch
$98.95H&K USC/SL8 (.45 ACP/5.56/.223) Hammer Compatible With: HK USC .45 ACP HK SL8 .223/5.56HKP-16352$98.95 -
Out Of Stock
HK UMP45 Bolt Group
$369.95HK UMP .45 Tungsten Filled Semi Auto Bolt Group Complete. The semi auto bolt group is required for HK USC to HK UMP caliber conversions. Comes complete less the recoil assembly. Specifications: Tungsten filled Heat treated ParkerizedHKP-18751$369.95 -
HK23E Recoil Spring - 5.56/.223
H&K Heckler & Koch
$79.95New German HK Factory HK23E Recoil SpringHKP-02001$79.95 -
On Sale
HK91, G3 Trigger Group - 4 Position 0,1,3,F - Safe Semi Only
H&K Heckler & Koch
Now: $1,234.95Was: $1,999.95HK G3 & HK 91 4 Position (0,1,3, F) Burst Trigger Group Complete - New Factory German The look and feel of the original 4-position, push-pin trigger group but with a semi-auto trigger pack. This clipped and pinned housing is drop-in ready and a great...HKP-01663Now: $1,234.95Was: $1,999.95 -
HK33, HK53, HK93 Trigger Pack - 0,1 - Ambidextrous
HKP HK Parts
$379.95HKP HK 93/53/33 (5.56 / .223) Ambidextrous 0,1 Trigger Pack A lower cost alternative to the spendy and hard to find all German HK FBI or 0,1 ambi trigger packs. Now for the first time, we have the popular trigger pack available in an all-German & US...HKP-17233$379.95 -
Out Of Stock
HK MP5K Trigger Group - FA SEF - Contoured - Push Pin - 9mm
H&K Heckler & Koch
$0.00HK German MP5K SEF Trigger Group SEF Marked. The trigger housing has contoured finger grooves for ultimate comfort. This is a factory push pin full-auto trigger pack assembly setup for 9mm MP5K or PDW sub guns. Assembled from a factory German HK using a...HKP-01513$0.00 -
HK MP5F, MP5 40, 10 Cocking Handle
H&K Heckler & Koch
$85.99H&K MP5F & MP5 40/10mm Cocking Handle New HK German factory correct cocking handle. Each unit is to be used with the correct 40/10 or F-style cocking handle support and cocking tube. Compatible With: MP5 40 MP5 10mm MP5 .357 MP5 9X25 Dillon MP5...HKP-00098$85.99 -
Out Of Stock
Ergo KeyMod Handstop
Ergo
$51.95KeyMod Hand Stop/Barricade Stop in Black Aggressive textured front for enhanced traction on barricades and obstacles Features: Low profile base also functions as a comfortable hand stop Black anodized 6061-T6 aluminum Compatible With: All KeyMod style...HKP-17885$51.95 -
Out Of Stock
HK MP7 Back Plate - Complete
H&K Heckler & Koch
$67.95HK MP7 Back Plate - Complete OEM complete back plate assembly for the HK MP7. Direct factory replacement back plate for maintaining or rebuilding your MP7 platform using original HK parts. Compatible With: MP7HKP-22430$67.95