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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  • New - HKP HK MP5K .40/10 Stock Adapter with Stock - HKP-21834 HK MP5K Stock with Direct Fit Adapter - .40 S&W, 10mm
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    HK MP5K Stock with Direct Fit Adapter - .40 S&W, 10mm

    HKP HK Parts

    $289.95
    HKP Stock with a Direct Fit Adapter HK MP5K .40 and 10mm  Designed to adapt UMP style and B&T folding stocks directly to the .40, 10mm K platform. Made in the USA and available exclusively at HK Parts Compatible With: HK MP5K .40, 10mm
    HKP-21834
    $289.95
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    $289.95
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  • On Sale
    New - Magpul HK MP5K AR 9mm Navy Style Match Trigger Group - HKP-21378 HK MP5K Trigger Group - 9mm - Navy Style with AR Grip and Match Trigger
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    HK MP5K Trigger Group - 9mm - Navy Style with AR Grip and Match Trigger

    Magpul

    Now: $519.95
    Was: $649.95
    Magpul HK MP5K AR 9mm Navy Style Match Trigger Group Our improved HK-AR Navy ambidextrous lower housing is now paired with our match trigger pack and a Magpul MOE grip to make this complete MP5K-AR style match trigger group. This trigger group is a...
    HKP-21378-M
    Now: $519.95
    Was: $649.95
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    Now: $519.95
    Was: $649.95
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  • Out Of Stock
    New - HKP MP5K/SP89 9mm Trigger Group 2 Position Housing 0,1- Safe, Semi Only - HKP-17241 HK MP5K, SP89 Trigger Group - 9mm - 2 Position - Housing 0,1

    HK MP5K, SP89 Trigger Group - 9mm - 2 Position - Housing 0,1

    HKP HK Parts

    $0.00
    HKP/H&K MP5K/SP89 9mm Safe & Semi Only Trigger Group - Clipped & Pinned Introducing a cost-effective alternative to the rare and expensive all-German HK FBI or 0,1 ambidextrous trigger group, now available in a 2-position Navy factory German...
    HKP-17241
    $0.00
    Out Of Stock
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    $0.00
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  • HK MP5, SP5 3-Lug Faux Suppressor - MP5SD Style HK MP5, SP5 3-Lug Faux Suppressor - MP5SD Style
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    HK MP5, SP5 3-Lug Faux Suppressor - MP5SD Style

    MFI

    $167.95
    HK MP5, SP5 3-Lug Faux Suppressor - MP5SD Style MFI replicated the classic MP5SD suppressor appearance. Designed to fit any factory spec 3-lug barrel and a perfect match with the HKP MP5 SD-style handguard conversion. This combination delivers the...
    HKP-22440
    $167.95
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    $167.95
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  • New - HKP MP5K SD Shroud and Handguard (Rubber Grip Only) - HKP-20951 HK MP5KSD Rubber Grip Only - Barrel Shroud Handguard
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    HK MP5KSD Rubber Grip Only - Barrel Shroud Handguard

    HKP HK Parts

    $179.95
    HK Parts replacement rubber grip for HK MP5KSD Barrel Shroud and Handguard (Rubber Grip Only) Perfect size handguard to pair with the HKP MP5K SD shrouds. Engages perfectly on the machined lugs of our MP5K SD shrouds.  Available exclusively at HK...
    HKP-20951
    $179.95
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    $179.95
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  • Out Of Stock
    New - USA HK MP5/MP5K T1/H1 Aimpoint Low Mount - HKP-17117 HK MP5, MP5K Optic Mount - Low Profile - T1, H1 Aimpoint

    HK MP5, MP5K Optic Mount - Low Profile - T1, H1 Aimpoint

    Aimpoint

    $49.95
    Aimpoint T1 & H1 Low Profile Mount For HK MP5, MP5K New US manufactured scope mount that is similar in style as the revered B&T optics mount only made right here in the USA. All aluminum and made to last with a price that is attractive & hard...
    HKP-17117
    $49.95
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    $49.95
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  • New - B&T HK MP5K, HK SP89, HK SP5K Folding Stock/Length Adjustable Helmet Stock - Black - HKP-18101 HK MP5K, SP5K, SP89 Helmet Stock - Folding and Adjustable
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    HK MP5K, SP5K, SP89 Helmet Stock - Folding and Adjustable

    B&T Brugger & Thomet

    $379.95
    B&T HK MP5K, SP5K, SP89 Helmet Stock - Folding and Adjustable This Swiss-made folding helmet stock offers a compact, military-grade solution for MP5K-pattern firearms. Built from durable polymer and aluminum, it provides smooth length adjustment and...
    HKP-18101
    $379.95
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  • New - H&K MP5K/SP89 9mm Recoil Guide Rod Stripped - HKP-01693
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    HK MP5K, SP89 Recoil Guide Rod - Stripped

    H&K Heckler & Koch

    $14.95
    New HK German MP5K, SP89 Recoil Guide Rod Bar Incomplete Recoil spring rod stripped. Compatible with all MP5K & SP89 recoil springs.
    HKP-01693
    $14.95
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  • Out Of Stock
    New - H&K MP5K 9mm Complete PDW FBI Trigger Group - HKP-02699 HK MP5K PDW Trigger Group, Complete - FBI - 9mm

    HK MP5K PDW Trigger Group, Complete - FBI - 9mm

    H&K Heckler & Koch

    $799.95
    HK Heckler and Koch 9mm Complete PDW FBI Trigger Group for HK MP5K This is a great upgrade and investment for your factory swing down MP5K or PDW (shown with an optional small push pin installed). New HK German with all the latest HK upgraded parts...
    HKP-02699
    $799.95
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  • On Sale
    HK MP5K, AP5-P End Cap - Incomplete - BLEMISHED HK MP5K, AP5-P End Cap - Incomplete - BLEMISHED
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    HK MP5K, AP5-P End Cap - Incomplete - BLEMISHED

    MKE

    Now: $19.95
    Was: $27.95
    MKE MP5K, AP5-P Incomplete End Cap - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. MKE manufactured end cap for AP5-P and HK MP5K pattern firearms...
    HKP-99397
    Now: $19.95
    Was: $27.95
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    Now: $19.95
    Was: $27.95
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  • On Sale
    HK MP5, MKE AP5 Bolt Head - Stripped - GUNSMITH SPECIAL HK MP5, MKE AP5 Bolt Head - Stripped - GUNSMITH SPECIAL
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    HK MP5, MKE AP5 Bolt Head - Stripped - GUNSMITH SPECIAL

    Other

    Now: $69.95
    Was: $149.95
    Turkish Contract HK MP5, MKE AP5 Stripped Bolt Head - GUNSMITH SPECIAL VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Please Note: Will require work before being functional. HKP recommends the work be performed by a professional gunsmith. The Condition will...
    HKP-99372
    Now: $69.95
    Was: $149.95
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    Now: $69.95
    Was: $149.95
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  • HK MP5, MP5K Flash Hider for Tri-Lug Barrels - 1/2x28 - Taper Mount HK MP5, MP5K Flash Hider for Tri-Lug Barrels - 1/2x28 - Taper Mount
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    HK MP5, MP5K Flash Hider for Tri-Lug Barrels - 1/2x28 - Taper Mount

    JMAC Customs

    $116.95
    1/2x28 - Plan B Taper Mount Flash Hider for MP5 & MP5K This flash hider is specifically designed for use on MP5, MP5K, and clone firearms featuring the MP5-spec. tri-lug.  The internal profile clears the front of the tri-lugs when installed...
    HKP-22407
    $116.95
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    $116.95
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