MP5K / SP5K Series
Discover the most comprehensive selection of HK MP5K and SP5K parts at HKP. From bolt carrier groups and barrels to trigger packs and magazines, we provide all the HK parts you need to build, upgrade, or maintain your firearm. Whether you're enhancing your MP5K with 922r compliant parts or looking for the perfect SP5K flash hider, our top-quality components are designed for precision, reliability, and performance. Trust HKP for all your MP5K and SP5K parts and accessories.
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HK SEF Long Axle Selector Lever - LIKE NEW
H&K Heckler & Koch
$32.95H&K SEF Long Axle Selector Lever Like new - Polymer Housing Sorted to provide the best looking selector levers for your build. Some will have some signs of installation and usage but a overall a like new selector. If you have a polymer SEF housing...HKP-21338$32.95 -
HK Spare Buffer For Folding Stocks & End Caps
HKP HK Parts
$9.95HKP Spare Buffer For Folding Stocks & End Caps New US manufactured flat style "H"buffer to replace the factory HK buffer on MP5K folding stocks and end caps. As well as a spare or replacement buffer for the MP5 & MP5K folding B&T stocks. Made...HKP-17886$9.95 -
HK MP5, MP5K Magazine Follower - 9mm - RED
HKP HK Parts
$8.95HKP MP5 & MP5K 9MM Magazine Follower - RED Teflon infused glass filled polymer red colored follower that will work with all HK MP5, MP5K 9mm curved magazines. A drop in item that allows you to swap the follower to a red follower. A great training or...HKP-18302$8.95 -
HK MP5, MP5K PMAG D50 Drum - 50 Round
Magpul
$124.95Magpul - PMAG D-50 - MP5, SP5, Mp5K, SP5K Lightweight but incredibly strong, our PMAG D-50 MP is a highly reliable, 9x19mm Parabellum, 50-round drum magazine for HK94/MP5 large-format pistols and pistol caliber carbines. The PMAG D-50 MP boasts many of...HKP-19536$124.95 -
HK MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - LIKE NEW
H&K Heckler & Koch
$99.95H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - LIKE NEW HK German factory SEF grip frame that has been cut to MP5K factory German specs. This style of housing is for push pin firearms that do not require a clipped and pinned housing to be...HKP-20576$99.95 -
Out Of Stock
HKP 3-Lug Adapter Wrench
HKP HK Parts
$28.95HKP 3 Lug Adapter Wrench HK 3-Lug adapter tool that slides over the male end of the 3-lug adapters commonly used on threaded barrel applications for the addition of suppressors, flash hiders, compensators, silencers, etc. You can then tighten them down...HKP-18240$28.95 -
HK MP5, MP5K Optic Mount - Low Profile - Aimpoint T1, H1, T2
B&T Brugger & Thomet
$100.00B&T MP5, MP5K Low Mount For T1/H1 & T2 Aimpoint Ideal for use with the Aimpoint line of T-1/T2 & H-1/H2 type of optics. This mount is the lowest low profile mount available for use with the T1/T2 style of mounting system. This same mounting...HKP-16862$100.00 -
HK MP5K, SP5K, SP89 Handguard with Handstop - SL
Magpul
$47.45Magpul HK MP5K, HK SP5K, HK SP89 SL Handguard The Magpul SL Handguard for the SP89/MP5K/SP5K is a high-strength, injection-molded polymer handguard solution that provides the user with improved ergonomics, anti-slip texturing,...HKP-19310$47.45 -
HK German Vertical Foregrip - Picatinny
H&K Heckler & Koch
$59.95HK German Vertical Grip Each HK Vertical Grip features factory HK markings & HK's unique locking system. HK's Vertical Grip has an HK-designed rock-solid attachment system that is self-contained in the grip and requires no tools for installation. It...HKP-00034$59.95 -
HK MP5K, SP89 Bolt Carrier - Full Auto - 9mm - USA
RCM
$149.95MP5K Full Auto Bolt Carrier - US- Made - RCM This part is machined from billet ordnance steel. Our US-made MP5K carrier is made to the most updated and latest MP5K F specs. Tungsten filled, heat treated, and factory fresh production. Providing the finest...HKP-01190$149.95 -
Out Of Stock
HK MP5, MP5K & 94 Magazine Release Set - German/USA
HKP HK Parts
$94.95HK MP5, MP5K, & 94 Mag Release Set, Complete - German & USA Complete magazine paddle mag release kit that includes everything you need for the the paddle mag release & standard mag release on your HK 9mm rifle or pistol build. All parts are...HKP-17569$94.95 -
HK MP5, HK SP5 Rear Sight Set - Complete
H&K Heckler & Koch
$79.95MP5, HK94 & SP5K Rear Sight Set Complete - US/German Each rear sight set includes the entire rear sight assembly & all the mounting hardware for the complete MP5 rear sight assembly. All parts are German HK manufacture with the exception of the...HKP-19365$79.95