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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  • Out Of Stock
    New - Holosun 510C & HM3X Combo - HKP-21657 Picatinny Optic Mount - Holosun 510C, HM3X Combo

    Picatinny Optic Mount - Holosun 510C, HM3X Combo

    Holosun

    $599.95
    Holosun 510C & HM3X Combo - Optic & Magnifier  The HS510C is a versatile open reflex optic designed for long gun applications. HS510C is at home on carbines, PCCs, and shotguns due its durable design. HS510C features and aluminum housing...
    HKP-21657
    $599.95
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    $599.95
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  • New - HK Universal Polymer 3.25" Rail - hkp-18489 Picatinny Rail Segment - 3.25" - Polymer
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    Picatinny Rail Segment - 3.25" - Polymer

    H&K Heckler & Koch

    $59.95
    HK Universal Polymer Rail With Screws for the G36E, SL8, USC, UMP   HK German manufacture. New universal picatinny rail for forward section or forearm.   Compatible With: G36E SL8 USC UMP All variants Specifications: Length: 3.25"
    hkp-18489
    $59.95
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  • New - HKP HK MP5, MP5K 9mm, Ambidextrous 0,1 Trigger Pack - ENHANCED 5-6 LBS Trigger Pull - HKP-20313 HK MP5, MP5K Trigger Pack - 9mm - Ambidextrous 0,1 - 5-6lb Trigger Pull
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    HK MP5, MP5K Trigger Pack - 9mm - Ambidextrous 0,1 - 5-6lb Trigger Pull

    HKP HK Parts

    $539.95
    HKP/H&K MP5/MP5K 9mm 2 Position 0,1 Ambidextrous Trigger Pack Our enhanced trigger packs begin as full auto packs and are professionally converted to BATFE specifications, ensuring compliance and quality. These trigger packs are machined to achieve a...
    HKP-20313
    $539.95
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  • Out Of Stock
    New - H&K MP5K 9mm SEF Contoured Trigger Group - Push Pin - F/A - HKP-01513 HK MP5K Trigger Group - FA SEF - Contoured - Push Pin - 9mm

    HK MP5K Trigger Group - FA SEF - Contoured - Push Pin - 9mm

    H&K Heckler & Koch

    $0.00
    HK 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
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  • Out Of Stock
    New - H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Push Pin - HKP-16057 HK MP5K Trigger Housing - FBI  2 Position 0,1 Pictogram - Push Pin

    HK MP5K Trigger Housing - FBI 2 Position 0,1 Pictogram - Push Pin

    H&K Heckler & Koch

    $244.95
    H&K MP5K 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Push Pin This HK German MP5K FBI style (0,1) trigger housing is designed for push pin type receivers. It is compatible with all HK German ambidextrous trigger packs and ambidextrous...
    HKP-16057
    $244.95
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    $244.95
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  • HK MP5 Extended Safety Selector Lever - Used H&K Heckler & Koch HKP-22327-USED HK MP5 Extended Safety Selector Lever - Used H&K Heckler & Koch HKP-22327-USED
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    HK MP5 Selector Lever Extension - Used

    H&K Heckler & Koch

    $24.95
    H&K MP5 Safety Selector Lever Extension - Used Used factory original HK MP5 safety selector lever extension in good condition.  This part affixes to the safety selector lever to extend the safety lever for easier actuation. This is a used part,...
    HKP-99317
    $24.95
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  • New - MP5K Semi Only 4 Position Trigger Group Complete - Clipped & Pinned - HKP-00185 HK MP5K Trigger Group, Complete - 4 Position Semi Only - Clipped and Pinned
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    HK MP5K Trigger Group, Complete - 4 Position Semi Only - Clipped and Pinned

    H&K Heckler & Koch

    $1,499.95
    MP5K Semi Only 4 Position Trigger Group Complete   With Safe, Semi functions only but provides the look and feel of the four position (0,1,3, F) housing. New HK German.   Compatible With: MP5K SP89
    HKP-00185
    $1,499.95
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  • New - CFG Low Profile Rear Sight Base Mount - 10 Slot - HKP-18236 HK MP5, HK94, SP89, SP5K Optic Mount - Low Profile - Picatinny
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    HK MP5, HK94, SP89, SP5K Optic Mount - Low Profile - Picatinny

    CFG

    $119.95
    CFG Low Profile Rear Sight Base Mount - 10 Slot This new offering is a neat low profile offering that allows the user to replace the rear sight and add an extremely low profile super robust picatinny optic mount to your HK MP5, MP5K firearm. Made in the...
    HKP-18236
    $119.95
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  • New - H&K 3 Position Ambidextrous Selector Lever - BURST ONLY - HKP-01294 HK MP5, HK94 Selector Lever - Burst Ambi 3 position - Right Side ONLY - BURST ONLY
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    HK MP5, HK94 Selector Lever - Burst Ambi 3 position - Right Side ONLY - BURST ONLY

    H&K Heckler & Koch

    $99.47
    H&K 3 Position Ambidextrous Selector Lever - BURST ONLY This selector lever will convert any 4 position 0, 1, 2, F or 0, 1, 3, F trigger group to non-full auto BURST capability only, making the rotation 3 position instead of 4 position. This selector...
    HKP-01294
    $99.47
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  • WOOX M-LOK Rail Covers - Teardrop - GEN2 WOOX M-LOK Rail Covers - Teardrop - GEN2
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    WOOX M-LOK Rail Covers - Teardrop - GEN2

    WOOX

    $58.95 - $78.95
    WOOX GEN2 Teardrop M-LOK Rail Covers The teardrop M-LOK rail covers upgrade any M-LOK or KeyMod handguard with a warmer feel, more traction, and added heat protection, while bringing that signature wood look to your build. The GEN2 Teardrop pattern uses...
    HKP-22462-M
    $58.95 - $78.95
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  • On Sale
    MKE AP5, MP5 Front Sight Tower - CRACKED - GUNSMITH SPECIAL MKE HKP-22220-BL-B MKE AP5, MP5 Front Sight Tower - CRACKED - GUNSMITH SPECIAL MKE HKP-22220-BL-B
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    HK MP5, AP5 Front Sight Tower - CRACKED - GUNSMITH SPECIAL

    MKE

    Now: $9.95
    Was: $49.95
    MKE AP5, MP5 Front Sight Tower - CRACKED - GUNSMITH SPECIAL SOLD INDIVIDUALLY - CRACKED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Please Note: Will require...
    HKP-22220-BL-B
    Now: $9.95
    Was: $49.95
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    Now: $9.95
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  • Out Of Stock
    Compact Vertical Foregrip With Hand Stop - Picatinny Compact Vertical Foregrip With Hand Stop - Picatinny

    Compact Vertical Foregrip With Hand Stop - Picatinny

    JMK

    $98.95
    Compact Vertical Foregrip with Hand stop - Picatinny The JMK Vertical Foregrips are ideally suited for applications with restricted space. All grips are precision-machined from black walnut and complemented by a 6061 aircraft-grade aluminum handstop...
    HKP-22411-M
    $98.95
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    $98.95
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