MP5K / SP5K Series

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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  • Used - H&K SEF Long Axle Selector Lever - LIKE NEW - HKP-21338 HK SEF Long Axle Selector Lever - LIKE NEW
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    HK SEF Long Axle Selector Lever - LIKE NEW

    H&K Heckler & Koch

    $32.95
    H&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
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  • New - Magpul 50 Round HK MP5, MP5K PMAG D-50 Drum - HKP-19536
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    HK MP5, MP5K PMAG D50 Drum - 50 Round

    Magpul

    $124.95
    Magpul - 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
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  • On Sale
    New - Ergo Rail Cover - Black - HKP-13514 Ergo Rail Cover
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    Ergo Rail Cover

    Ergo

    Now: $4.95
    Was: $8.95
    Ergo Rail Cover Protect your investment with these attractive low-profile "Ladder" rail protectors. Features: Ladder Panels offers low-profile 1913 Picatinny rail coverage Easy clip-on/off installation Provides a very low-profile grip Protects the...
    HKP-13514
    Now: $4.95
    Was: $8.95
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    Now: $4.95
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  • New - JMAC Customs MP5K/SP89/SP5K 9mm Rear Brace/Stock Adapter with Picatinny Rail - HKP-18990
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    HK MP5K, SP5K, SP89 Stock or Brace Adapter with Picatinny Rail

    JMAC Customs

    $94.95
    JMAC Customs MP5K, SP5K, SP89 9mm Brace/Stock Adapter with Picatinny Rail This stock adapter allows you to attach any 1913 style stock, brace to your MP5K. The 1913 style stocks & braces lock in place and provide a better Cheek Weld than many...
    HKP-18990
    $94.95
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  • New - HK German Vertical Grip - Black - HKP-00034
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    HK German Vertical Foregrip - Picatinny

    H&K Heckler & Koch

    $57.99
    HK 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
    $57.99
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  • Used - H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - LIKE NEW - HKP-20576 HK MP5K Trigger Housing - SEF Navy - Push Pin - 9mm - LIKE NEW
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    HK MP5K Trigger Housing - SEF Navy - Push Pin - 9mm - LIKE NEW

    H&K Heckler & Koch

    $99.95
    Heckler and Koch 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...
    HKP-20576
    $99.95
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  • New - HKP Spare Buffer For Folding Stocks & End Caps - HKP-17886 HK MP5K, SP5K Spare Buffer for Folding Stocks and End Caps
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    HK MP5K, SP5K Spare Buffer for Folding Stocks and End Caps

    HKP HK Parts

    $9.95
    HKP 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
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    $9.95
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  • New - HK MP5, MP5K Magazine Catch - Latest Style - HKP-00911 New - HK MP5, MP5K Magazine Catch - Latest Style
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    HK MP5, SP5K, HK94, SP89 Magazine Catch - 9mm - Latest Style

    H&K Heckler & Koch

    $64.95
    Heckler and Kock Magazine Catch Latest Style Genuine HK mag release for factory and clone firearms. This component often resolves issues with mags not locking into position on HK clones and builds. Constructed from a single piece of steel unlike the...
    HKP-00911
    $64.95
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  • New - HKP MP5 & MP5K 9MM Magazine Follower - RED - HKP-18302 HK MP5, MP5K Magazine Follower - 9mm - RED
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    HK MP5, MP5K Magazine Follower - 9mm - RED

    HKP HK Parts

    $8.95
    HKP 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
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    $8.95
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  • Out Of Stock
    New - B&T HK MP5/MP5K 9mm Flash Hider - 3-Lug - Quick Detach - HKP-16902 HK MP5, MP5K, APC Flash Hider - 3 Lug - Quick Detach - 9mm

    HK MP5, MP5K, APC Flash Hider - 3 Lug - Quick Detach - 9mm

    B&T Brugger & Thomet

    $135.00
    B&T HK MP5/MP5K 9mm Flash Hider - 3-Lug - Quick Detach This flash hider slips over the end of the 3-lug barrel and with a light push and a 1/4 turn the flash hider attaches to the end of the tri-lug. Easy off and on installation and removal with a...
    HKP-16902
    $135.00
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    $135.00
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  • HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Bundesadler HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Bundesadler
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    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Bundesadler

    H&K Heckler & Koch

    $93.00
    Heckler and Koch 30 Round HK MP5 Bundesadler Magazine   The Bundesadler laser-etched into a factory German H&K magazine. Heckler and Koch German magazine 9mm 30 round curved all steel magazine. German HK MP5, MP5K mags are the finest HK...
    HKP-20914
    $93.00
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  • Used - HK MP5, HK SP5 Rear Sight Sets Complete - HKP-19365
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    HK MP5, SP5 Rear Sight Set, Complete

    H&K Heckler & Koch

    $79.95
    MP5, HK94 and SP5K Rear Sight Set Complete - US and Germany Each rear sight set includes the entire rear sight assembly and 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
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