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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HK416, MR556 Carbine Handguard - 9" - M-LOK
MI Midwest Industries
$229.95MI Midwest Industries 9" Carbine Handguard for M-LOK Compatible HK416 and HK MR556 Features: Made in the USA Simple installation, direct replacement for HK factory handguard Retains factory barrel nut Mil-Spec top rail Seven sides of...HKP-18436$229.95 -
HK23E, HK13E Firing Pin
H&K Heckler & Koch
$109.95H&K 23E/13E (5.56/.223) Factory German Firing Pin New HK23E & HK13E factory German firing pin. These firing pins are no longer in production from HK. We have a limited number available and once they are gone, they are gone for good...HKP-00820$109.95 -
Out Of Stock
PTR 32 Complete Bolt Head - 7.62x39 - US Made
$199.95PTR 32 (7.62x39) Complete Bolt Head - US Made This item is a complete bolt head using a combination of new HK German and new US-made Parts. Bolt Head counts as one US-made compliance part for the 922r compliance. Compatible With: All HK PTR-32 7.62 X...HKP-02280$199.95 -
HK33, HK53, HK93, HK91, G3 Paddle Magazine Release - Anti-Rattle
H&K Heckler & Koch
$64.95Heckler and Koch Anti Rattle Paddle Magazine Release This item is a new HK German genuine part not used or surplus for installation on all HK .223 and .308 HK rifles. This is the highly desired anti-rattle-style paddle mag release. Compatible...HKP-01126$64.95 -
HK MP5 Bolt Hold Open Axle Roll Pin - .40 S&W, 10mm
H&K Heckler & Koch
$8.95H&K MP5 40/10 Bolt Hold Open Axle Roll PinHKP-01634$8.95 -
HK MP5, HK94, SP5K Rear Sight Drum and Base
H&K Heckler & Koch
$109.95Heckler and Koch Rear Sight Drum and Base for HK MP5, HK94, and HK SP5K This is an HK German part that's a great upgrade for the SP5, SP5K, and SP89 or MP5K models. We highly suggest adding the following items to complete the rear sight set that's not...HKP-00073$109.95 -
HK MP5, 94 Magazine Spring - 15 Round
H&K Heckler & Koch
$8.95HK German MP5, 94, SP89, MP5K 15 Round Magazine Spring Compatible with all 15 Round MP5 and 94 style curved magazines. This is a must-have repair and replacement part, great to have for spares.HKP-00090$8.95 -
Out Of Stock
HK MP5 A2 Fixed Buttstock - USED
H&K Heckler & Koch
$149.95H&K Heckler & Koch Used A2 Rear Buttstock for HK MP5 Factory German MP5 A2 buttstock in excellent condition, ready to drop in. These stocks feature authentic date codes for those seeking a classic touch. Don’t miss out. Only a limited...HKP-00680$149.95 -
Out Of Stock
HK XX Marked 9mm Strutted Hammer
H&K Heckler & Koch
$159.95HK XX Marked 9mm Strutted Hammer Compatible With: MP5, 94, SP5 MP5K, SP89, SP5K MP5 40, MP5 10 Clones or other custom buildsHKP-00148$159.95 -
HK416, MR556, HK417, MR762 Tactical Grip - Dark Earth
Ergo
$52.95Ergo Grip PSG1 Style Grip For MR556 & MR762- DARK EARTH Just in and a great upgrade if you want the PSG1 style grip frame for your HK MR556, MR762 & HK416, HK417, G28 firearm. The ergonomically enhanced ERGO Tactical Deluxe Grips fits all AR15,...HKP-17192$52.95 -
On Sale
HK MP5, AP5 Cocking Handle - BLEMISHED
MKE
Now: $9.95Was: $17.95MKE AP5, HK MP5 Cocking Handle - BLEMISHED MARKINGS ON AXLE - DENTS ON BODY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Factory-style cocking handle for...HKP-99374Now: $9.95Was: $17.95 -
On Sale
HK MP5, AP5 End Cap - Complete
MKE
Now: $64.95Was: $89.95MKE HK MP5/AP5 End Cap Complete Replacement end cap made by MKE on HK tooling. This robust all-steel end cap is a superior upgrade from the standard polymer options. It not only features an integrated H buffer for enhanced performance but also includes a...HKP-22258Now: $64.95Was: $89.95