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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  • HK SP5K Trigger Group - Super Safety HK SP5K Trigger Group - Super Safety
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    HK SP5K Trigger Group - Super Safety

    War Hammer Armaments

    $624.95 - $674.95
    War Hammer Armaments OEM Polymer SP5K Super Safety Lower Receiver War Hammer Super Safety complete lower for SP5K platforms.  Constructed of Kevlar and carbon-fiber–infused polymer, this complete lower is engineered for increased...
    HKP-22828-M
    $624.95 - $674.95
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    $624.95 - $674.95
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  • On Sale
    HK MP5, HK94, MP5K, SP89 Firing Pin - TiN
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    HK MP5, HK94, MP5K, SP89 Firing Pin - TiN

    HKP HK Parts

    Now: $13.95
    Was: $17.95
    HKP HK MP5, HK94, MP5K, SP89 Firing Pin - TiN Each part is made using the factory HK material and specifications from original HK German blueprints. Compatible With: MP5, HK94 MP5K, SP89, SP5K MP5 40, 10mm, .357 Sig Zenith, POF, Omega,...
    HKP-99458
    Now: $13.95
    Was: $17.95
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  • On Sale
    HK MP5K Trigger Group - 9mm - Navy Style with AR Grip and Match Trigger - FDE - BLEMISHED HK MP5K Trigger Group - 9mm - Navy Style with AR Grip and Match Trigger - FDE - BLEMISHED
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    HK MP5K Trigger Group - 9mm - Navy Style with AR Grip and Match Trigger - FDE - BLEMISHED

    Magpul

    Now: $519.95
    Was: $649.95
    Magpul HK MP5K AR 9mm Navy Style Match Trigger Group - FDE 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-99474
    Now: $519.95
    Was: $649.95
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    Now: $519.95
    Was: $649.95
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  • On Sale
    HK MP5, MP5K, MKE AP5, AP5-P Case Deflector - 9mm Receivers - Incomplete HK MP5, MP5K, MKE AP5, AP5-P Case Deflector - 9mm Receivers - Incomplete
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    HK MP5, MP5K, MKE AP5, AP5-P Case Deflector - 9mm Receivers - Incomplete

    MKE

    Now: $14.95
    Was: $24.95
    MKE AP5, AP5-P, HK MP5, MP5K Case Deflector for 9mm Receivers - Incomplete This incomplete steel case deflector is manufactured by MKE for AP5 firearms and fits MP5-pattern 9mm receivers. It installs on the ejection-port flat of the receiver and is...
    HKP-99461
    Now: $14.95
    Was: $24.95
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    Now: $14.95
    Was: $24.95
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  • QD Offset Adapter 4mm Compatible with Surefire G2 QD Offset Adapter 4mm Compatible with Surefire G2
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    QD Offset Adapter 4mm Compatible with Surefire G2

    B&T Brugger & Thomet

    $28.95
    B&T QD Offset Adapter 4mm compatible with Surefire G2Secure your Surefire G2 weapon light to any Picatinny rail section on your firearm with this quick detach, light-weight mount from B&T. Compatible with: All firearms equipped with a Picatinny...
    HKP-99445
    $28.95
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    $28.95
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  • HK MP5, MP5K Cleaning Brush Rod - 9mm HK MP5, MP5K Cleaning Brush Rod - 9mm
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    HK MP5, MP5K Cleaning Brush Rod - 9mm

    H&K Heckler & Koch

    $294.95
    HK MP5 Cleaning Brush Rod Factory cleaning rod designed specifically for 9mm MP5 platforms. An essential tool for ensuring optimal function and accuracy. Compatible With: HK MP5, SP5 HK MP5K, SP5K Clones and custom builds
    HKP-22494
    $294.95
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    $294.95
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  • On Sale
    New - MKE HK MP5K 9mm Recoil Guide Rod - HKP-22237 MKE HK MP5K 9mm Recoil Guide Rod MKE HKP-22237
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    HK MP5K, AP5-P Recoil Guide Rod - 9mm

    MKE

    Now: $19.95
    Was: $24.95
    MKE HK MP5K 9mm Recoil Guide Rod Incomplete recoil spring guide rod. Compatible With: MP5K MKE AP5-P
    HKP-22237
    Now: $19.95
    Was: $24.95
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    Now: $19.95
    Was: $24.95
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  • New - HKP HK MP5K .40/10mm Brace/Stock Adapter - HKP-21832 HK MP5K Stock or Brace Adapter - .40 S&W, 10mm
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    HK MP5K Stock or Brace Adapter - .40 S&W, 10mm

    HKP HK Parts

    $129.95
    HKP HK Parts Brace and Stock Adapter for HK MP5K .40, 10mm  Add your favorite brace or stock to your 40 or 10mm MP5K with the HK Parts stock adapter.  Designed to adapt UMP style and B&T folding stocks directly to the 40, 10 K platform...
    HKP-21832
    $129.95
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    $129.95
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  • New - RCM HK MP5K .40 S&W Barrel - Threaded 14x.75 - 3-Lug - HKP-21585 HK MP5K Barrel - .40 S&W - Threaded 14x.75 with 3 Lug
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    HK MP5K Barrel - .40 S&W - Threaded 14x.75 with 3 Lug

    RCM

    $279.95
    RCM HK MP5K .40 S&W Barrel - Threaded 14x.75 - 3-Lug This is the ultimate US-made barrel for any new or conversion build for the MP5K .40 cal. Crafted from top-grade CHF 41v40 material, it’s machined to impeccable standards. With the correct...
    HKP-21585
    $279.95
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    $279.95
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  • Used - MP5K PDW German Parts Kit - 4 Position Trigger Group - HKP-20759
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    HK MP5K-PDW German Parts Kit - 4 Position Trigger Group

    H&K Heckler & Koch

    $7,199.95
    HK MP5K-PDW German Parts Kit: Rare and ultra desirable MP5K-PDW parts kit. In good to like new condition with a factory marked HK folding stock and the ultra desirable 4 position 0, 1 , 3 , F  burst trigger group , 3-lug threaded barrel (1/2 x 32...
    HKP-20759
    $7,199.95
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    $7,199.95
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  • Out Of Stock
    Used - H&K HK MP5K Gun Briefcase - HKP-19207 Used - H&K HK MP5K Gun Briefcase - HKP-19207

    HK MP5K Gun Briefcase

    H&K Heckler & Koch

    $0.00
    H&K HK MP5K Gun Briefcase Compatible With: MP5K Can be adapted for use with custom builds and other MP5K variants Specifications: Dimensions: 20 in/15 in/ 5 in Condition: New Origin: Germany
    HKP-19207
    $0.00
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    $0.00
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  • Out Of Stock
    New - TBR HK MP5 Top Mount Brass Catcher for MFI Rails - Black - HKP-19147 HK MP5 Brass Catcher - Top Mount

    HK MP5 Brass Catcher - Top Mount

    TBR Tactical Brass Recovery

    $219.95
    TBR HK MP5 Top Mount Brass Catcher for MFI Rails MP5 model for MFI rail equipped guns.
    HKP-19147
    $219.95
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    $219.95
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