MP5 / SP5 Series

MP5 / SP5 Series

Discover the ultimate selection of MP5 and SP5 parts and accessories for your H&K firearms. Whether you're upgrading, building, or maintaining your MP5/SP5, we offer premium H&K components like handguards, barrels, magazines, and bolt carrier groups. Shop HK Parts for unmatched reliability and performance for all your MP5/SP5 needs.

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  • New - HKP HK MP5 (.40 S&W) Locking Roller +6 - HKP-17565
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    HKP HK MP5 (.40 S&W) Locking Roller +6

    HKP HK Parts

    $11.95
    HK US MP540  Locking Roller, +6 The proper roller size is essential for proper headspacing of bolt gap. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the size you need to...
    $11.95
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  • Used - XS Front & Rear Night Sight System - HK - HKP-00883 HK90 Series Night Sight System - Front and Rear
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    HK90 Series Night Sight System - Front and Rear

    XS Sights

    $153.99
    XS Front & Rear Night Sight System - HK Compatible With: HK MP5, 94 HK MP5K, SP89 HK 90 series or Clones HK 91, G3, PTR HK 93, 33, 53 HK MP5 40/10 HK21 HK 416 Other HK 90 series custom builds that use the diopter-style sights.
    $153.99
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  • New - HKP MP5F & MP5 40,10 Cocking Tube, Handle, Support Combo - HKP-18152 HK MP5F, MP5 Cocking Tube and Handle - Support Combo - 10mm / .40 S&W
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    HK MP5F, MP5 Cocking Tube and Handle - Support Combo - 10mm / .40 S&W

    HKP HK Parts

    $249.95
    HKP MP5F & MP5 40,10 Cocking Tube, Handle, Support Combo HK MP5 40/10 or MP5 F factory correct USA made cocking tube and cocking tube support assembly complete. This is a factory correct MP5F/MP5 40/10 Cocking tube assembly complete. This assembly...
    $249.95
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  • HK MP5, AP5 Extractor Spring HK MP5, AP5 Extractor Spring
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    HK MP5, AP5 Extractor Spring

    MKE

    $6.95
    MKE HK MP5, MP5K - Extractor Spring - 9mm Extractor spring for all 9mm HK variants including clones. This spring is the #1 repair & replacement item for the MP5 and MP5K family of firearms. Compatible With: HK MP5 HK MP5K HK SP5 HK SP5K HK94 HK...
    $6.95
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  • On Sale
    HK MP5 Magazine - 9mm - 30 Round - 1st GEN - USED HK MP5 Magazine - 9mm - 30 Round - 1st GEN - USED
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    HK MP5 Magazine - 9mm - 30 Round - 1st GEN - USED

    KCI

    Now: $17.95
    Was: $34.95
    KCI 30 Round HK MP5 9mm 1st GEN Magazine - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Features: 30-round capacity 9mm caliber marked (9mm x...
    Now: $17.95
    Was: $34.95
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    Now: $17.95
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  • HK MP5, SP5 ACR Folding Stock w/Adapter HK MP5, SP5 ACR Folding Stock w/Adapter
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    HK MP5, SP5 ACR Folding Stock w/Adapter

    F5 MFG

    $229.95
    HK MP5/SP5 ACR Folding Stock w/Adapter Upgrade your MP5 platform with the F5-ACR Stock.  Precision machined from 6061 billet aluminum for unmatched durability. Built for law enforcement, personal defense, and enthusiasts, this stock is lightweight,...
    $229.95
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  • New - MI Side Folder with Lightweight Stock - HKP-20065 MI Side Folder with Lightweight Stock
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    MI Side Folder with Lightweight Stock

    MI Midwest Industries

    $180.95
    MI Side Folder with Light Weight Stock Features: Made in the USA Heavy-duty side-folding mechanism constructed from 4140 steel Full-length locking lug for maximum strength Solid positive lock up in both positions Steel clamp with large surface...
    $180.95
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  • Used - H&K 30 Round HK MP5 40/10 Magazine - Gray - Used - HKP-01726 HK 30 Round HK MP5 40/10 Magazine - Gray - Used
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    HK 30 Round HK MP5 40/10 Magazine - Gray - Used

    H&K Heckler & Koch

    $159.95
    30 Round HK MP5 40/10 Magazine - Gray - USED These magazines are no longer available and we have just a few remaining units.  Once they are gone, they are gone for good. These magazines are USED and are not eligible for return.  Please...
    $159.95
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  • New - Lee Sporting LS5 HK MP5 Complete Trigger Group Flat Trigger - Push Pin - HKP-20482 HK MP5 Trigger Group - Flat Trigger - Push Pin
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    HK MP5 Trigger Group - Flat Trigger - Push Pin

    Lee Sporting / Magpul

    $549.95
    Lee Sporting Complete Trigger Group - MP5 Push Pin - Flat Trigger The LS5 trigger group from Lee Sporting is a definitive ergonomic upgrade over the OEM grip, boasting a weight reduction of 4.3oz compared to the original. This billet aluminum trigger...
    $549.95
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  • New - MP5 to MP5K Housing Conversion Service - HKP-20473 MP5 to MP5K Housing Conversion Service
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    MP5 to MP5K Housing Conversion Service

    USA

    $149.95
    MP5 to MP5K Housing Conversion Service At HK Parts we are now offering our own HK trigger housing conversion service. No one does a better job with quicker turn around then we do. This conversion is the best option for those that want to install hard to...
    $149.95
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  • New - HKP 9mm SEF Semi Trigger Pack - ENHANCED 5-6 LBS Trigger Pull - HKP-20312 HK MP5, MP5K, SP89, HK94  Trigger Pack - SEF Semi - 9mm - Enhanced 5 to 6 lb Trigger Pull
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    HK MP5, MP5K, SP89, HK94 Trigger Pack - SEF Semi - 9mm - Enhanced 5 to 6 lb Trigger Pull

    HKP HK Parts

    $439.95
    HKP 9mm SEF Semi Trigger Pack - ENHANCED 5-6 LBS Trigger Pull These trigger packs start as a F/A pack and gets professionally converted to the BATFE specs so you can rest assured the trigger pack is done correctly and to spec. These refinished trigger...
    $439.95
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  • New - H&K MP5, 94 Magazine Spring - 15 Round - HKP-00090
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    HK MP5, 94 Magazine Spring - 15 Round

    H&K Heckler & Koch

    $8.95
    HK German MP5, 94, SP89, MP5K 15 Round Magazine Spring Compatible with all 15 Round MP5 and 94 style curved magazines. This is a must-have repair and replacement part, great to have for spares.
    $8.95
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