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 - Zenith 30 Round HK MP5 Monkey Subsonic Labeled Magazine - HKP-20916 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Subsonic - Speak No Evil Monkey

    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Subsonic - Speak No Evil Monkey

    Zenith

    $43.95
    Zenith 30 Round HK MP5 Monkey Subsonic Labeled Magazine Easily identify a magazine loaded with supersonic rounds versus a magazine loaded with subsonic rounds. Features: Durable electro-plated black finish for exceptional corrosion resistance All steel...
    HKP-20916
    $43.95
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  • New - H&K MP5 & MP5K "F" Bolt Head Complete - HKP-00130 HK MP5, MP5K Bolt Head, Complete - F-Style
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    HK MP5, MP5K Bolt Head, Complete - F-Style

    H&K Heckler & Koch

    $499.95
    MP5 & HKSP5, MP5K & SP5K F Bolt Head Complete - HK German  This part will fit all HK 9mm rifles and MP5 pistols. This is the latest HK production and generation of bolt heads available. These are rare and HK now considers them restricted...
    HKP-00130
    $499.95
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  • New - Strike Industries HK MP5K Dual Folding Stock with Adapter - HKP-21428-M HK MP5K Dual Folding Stock and Adapter
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    HK MP5K Dual Folding Stock and Adapter

    HKP HK Parts / Strike Industries

    $319.95
    Strike Industries Dual Folding Stock with HKP MP5K Adapter The Strike Industries Dual Folding Stock paired with the HKP MP5K picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock configuration...
    HKP-21428-M
    $319.95
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  • New - H&K SP5K, MP5K Reverse Stretch Cocking Tube Support Spring - HKP-17873
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    HK SP5K, MP5K Cocking Tube Support Spring - Reverse Stretch

    H&K Heckler & Koch

    $6.95
    Heckler and Koch HK SP5K, MP5K Reverse Stretch Cocking Tube Support Spring A great spare to have on hand as this part can become worn and be lost. The cocking tube support spring applies pressure to the cocking tube detent to enable to the detent to lock...
    HKP-17873
    $6.95
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    New - Magpul/HKP HK SP5K ACR Stock - HKP-20826-M HK MP5K, SP5K ACR Stock with Adapter

    HK MP5K, SP5K ACR Stock with Adapter

    Magpul

    $579.95
    HK SP5K ACR Stock  Our aircraft-grade aluminum SP5K ACR adapter is now offered in this combo stock unit. Pre-installed and ready to drop in. With this SP5K ACR combo stock you will add the capability of an adjustable cheek rest and length of pull...
    HKP-20826-M
    $579.95
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  • New - HKP Elbow Spring Spacer For Semi-Auto - HKP-18210 HK MP5, HK90 Series Bushing Sleeve for Elbow Spring - Semi Auto
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    HK MP5, HK90 Series Bushing Sleeve for Elbow Spring - Semi Auto

    HKP HK Parts

    $8.95
    HK Parts Distance Sleeve replacement for your elbow spring in your Semi-Auto MP5  New USA manufacture. Semi auto spacer for elbow spring on the HK 90 series trigger packs. Micro polished and made from stainless steel. This is the finest semi auto...
    HKP-18210
    $8.95
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  • HK MP5, MP5K Cocking Handle - Knurled - Extended HK MP5, MP5K Cocking Handle - Knurled - Extended
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    HK MP5, MP5K Cocking Handle - Knurled - Extended

    Leapers - UTG

    $29.97
    HK MP5, MP5K Cocking Handle Extended Extended cocking handle for the MP5 style of firearms. These cocking handles also count towards one US made component for 922r compliance.  Made by UTG to work with their monolithic M-LOK handguards...
    HKP-22421
    $29.97
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  • New - SB Tactical - B&T - HK MP5K Swiss Folding Brace - Skeletonized - HKP-21054 HK MP5K Folding Brace - Skeletonized
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    HK MP5K Folding Brace - Skeletonized

    B&T Brugger & Thomet / SB Tactical

    $239.95
    SB Tactical - B&T - HK MP5K Swiss Folding Brace - Skeletonized Factory Swiss B&T MP5K, SP5K folding pistol brace with the SB tactical/ B&T components assembled. A rare offering using the B&T Swiss manufactured folding polymer end cap with...
    HKP-21054
    $239.95
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  • New - SB Tactical HK MP5K & SP5K SBA3 5 Position Adjustable Stabilizing Brace - Black - HKP-20277 HK MP5K, SP5K Pistol Stabilizing Brace - SBA3 - 5 Position Adjustable
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    HK MP5K, SP5K Pistol Stabilizing Brace - SBA3 - 5 Position Adjustable

    SB Tactical

    $269.95
    SBA3 - 5 Position Adjustable Stabilizing Brace - MP5K / SP5K The perfect addition to your firearm with the ability to adjust length with its 5-position adjustable buffer tube. Dramatically enhances versatility, and features a minimalist design with an...
    HKP-20277
    $269.95
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  • New - Ambi Housing- Franklin Armory Binary Selector Set - Skeletonized - HKP - HKP-20470-M HK MP5, MP5K Binary Selector Set - Ambi Housing - Skeletonized - HK
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    HK MP5, MP5K Binary Selector Set - Ambi Housing - Skeletonized - HK

    HKP HK Parts

    $79.95
    HKP/H&K MP5, MP5K 9mm Selector Lever Set For Franklin Armory BFSIII HK Binary Trigger Pack - Skeletonized Aluminum The HKP skeletonized aluminum selector lever set was modeled after the HK ambi style selector lever and modified for a cleaner...
    HKP-20470-M
    $79.95
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  • New - H&K MP5 40/10 Magazine Clamp - HKP-00431
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    HK MP5 Magazine Clamp - .40 S&W, 10mm

    H&K Heckler & Koch

    $129.95
    H&K Heckler and Koch New HK German Magazine Clamp for HK MP5 .40 S&W, 10mm, .357 SIG  Fits all MP5 40,10 Magazines. Holds two magazines together for immediate access.
    HKP-00431
    $129.95
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  • New - H&K MP5K/SP89/SP5K 9mm End Cap - HKP-00394 HK MP5K, SP89, SP5K End Cap with Sling Swivel - 9mm - H&K
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    HK MP5K, SP89, SP5K End Cap with Sling Swivel - 9mm - H&K

    H&K Heckler & Koch

    $99.95
    HK Factory German MP5K, SP-89, & SP5K End Cap With Sling Swivel Each pistol end cap is OEM HK German MP5K and MP5K-N and has the HK German factory buffer.  Compatible With: MP5K SP89 SP5K MP5K-N MP5K-PDW MP5K Clone Or Other Custom Builds
    HKP-00394
    $99.95
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