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 MP7, G36, Bolt O-Ring - Firing Pin - US
USA
$5.95HK G36 & MP7 Firing Pin Bolt O-ring. This is also the O-ring for the retaining pin for the MP7- US. Compatible With: HK G36 HK MP7HKP-18373$5.95 -
Out Of Stock
HK UMP, USC Extractor - .45 ACP
$39.95HK UMP & USC .45 Extractor Perfect for spares as they are prone to breakage and are a common wear item. Please Note: HK considers this a high wear and replacement item. Once removed from the carrier, the spring tension is compromised,...HKP-02623$39.95 -
Out Of Stock
HK91, G3 Barrel - 7.62 / .308 - 18" - Threaded 5/8x24
PTR
$214.95PTR HK G3/91 (7.62x51/.308) GI Barrel - Threaded 5/8x24 New PTR91 US made G.I. spec 18" barrel. Perfect for any barrel threaded 5/8x24. New production perfect for new builds. This part counts as one US made compliant part. Specifications: Overall Lenght...HKP-18435$214.95 -
HK33, HK53, HK93 Firing Pin - Stainless Steel
HKP HK Parts
$24.95HKP HK 93/53/33 (5.56/.223) Firing Pin - Stainless Steel Specifications: Made in the USA Made from stainless steel Compatible With: HK 93/53/33HKP-17798$24.95 -
HK MP5K/SP89/SP5K 9mm Rear Sight Drum
H&K Heckler & Koch
$79.95HK German MP5K, SP89 & SP5K Factory Rear Sight Drum New factory correct German HK MP5K, SP89, and SP5K rear sight drum. Compatible With: MP5K SP89 SP5K Other custom builds or clones Please Note: Many shooters prefer to upgrade to the MP5 rear...HKP-01110$79.95 -
HK MP5, MP5K Rear Sight Base
HKP HK Parts
$19.95MP5 & MP5K Rear Sight Base- Weldment The only factory-correct sight base with the factory HK German side axis grooves. Compatible With: HK MP5, 94 HK MP5K, SP89 HK MP5 40, MP5 10 MAC-5 clones may require custom fitment. Modified components are...HKP-02450$19.95 -
Handstop Kit - XTM
Magpul
$19.95Magpul XTM Hand Stop Kit The four-piece XTM Hand Stop Kit is a lightweight, low-profile rail-mounted index point for improved weapon control or as a forward stop to prevent the shooter's hand from reaching the hot front sight assembly or muzzle. The kit...HKP-14535$19.95 -
Ambi Trigger Pack - Semi Auto 0,1 - 9mm - Flat Trigger - US Made 922r Parts
HKP HK Parts
$349.95Ambidextrius Trigger Pack with Flat Trigger For MP5, HK94 - 4 US 922R Compliant Parts HK MP5/94 9mm Semi Auto Trigger Pack complete with Flat Trigger installed. Assembled and ready install on your firearm. The components that count towards 4 of...HKP-18512$349.95 -
HK33, HK93 Bolt Carrier Group - Full Auto - Used
H&K Heckler & Koch
$599.95H&K 33& 93 Full Auto Carrier Bolt Group - Used HK German manufactured for HK contract 33, 93 full auto bolt group, early style carrier with a half moon buffer. Used, but in good shape overall. Each Bolt Group Includes: HK33/93 F/A Carrier...HKP-00712$599.95 -
HK MP5, MP5K Cocking Handle - Skeletonized
HKP HK Parts
$45.95HKP HK MP5, MP5K Extended Cocking Handle - Skeletonized Skeletonized extended cocking handle for MP5 & MP5K firearms. Designed to also function with UTG monolithic M-LOK handguards. Made from solid steel billet and nitrided for a robust finish...HKP-22273$45.95 -
Out Of Stock
HK Screwdriver for Adjustable Rear Sight
H&K Heckler & Koch
$9.95Screwdriver for Adjustable Rear Sight Precision screwdriver designed for adjusting rear sights. Ideal for fine-tuning windage and elevation.HKP-21981$9.95 -
HK MP5/SP5 Universal SEF Housing - Like New
H&K Heckler & Koch
$149.95H&K MP5/SP5 SEF Universal Housing - Clipped & Pinned - Like New The ultimate solution for MP5 and SP5 style receivers, this universal trigger housing simplifies swapping between receivers. German HK-manufactured, it allows you to easily transfer...HKP-21779$149.95