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 - DTAC HK MP5SD Front End Kit - HKP-21318 HK MP5 to MP5SD Front End Conversion Kit

    HK MP5 to MP5SD Front End Conversion Kit

    DTAC Dakota Tactical

    Now: $1,169.96
    Was: $1,299.95
    Dakota Tactical HK MP5SD Front End Kit If you have wanted to convert that MP5 or SP5 to an SD but didn't know where to start, look no further.  Our kit provides all necessary components (aside from suppressor) to do so. With a DTAC Cage and SD guard...
    Now: $1,169.96
    Was: $1,299.95
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  • New - SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter- OD Green - HKP-20351 HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included - OD Green
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    HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included - OD Green

    SB Tactical

    $294.95
    SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter - OD Green MP5, SBA4 5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment. This brace is the perfect addition for...
    $294.95
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    New - HKP Dual HK MP5 Magazine Clamp Conversion Screw - HKP-20318 HK MP5 Dual Magazine Clamp Conversion Screw - G3 to MP5 Mags
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    HK MP5 Dual Magazine Clamp Conversion Screw - G3 to MP5 Mags

    HKP HK Parts

    Now: $2.36
    Was: $2.95
    HKP Dual HK MP5 Magazine Clamp Conversion Screw This screw converts a HK91, G3, PTR dual magazine clamp (HKP-19634) into the correct length for use with an MP5 magazine. Includes:  1 screw
    Now: $2.36
    Was: $2.95
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  • Used - H&K HK SP5 Spec Only Navy Style SEF Clipped & Pinned Housing - Like New - HKP-20074 HK SP5 Spec Only Navy Style SEF Clipped & Pinned Housing - Like New
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    HK SP5 Spec Only Navy Style SEF Clipped & Pinned Housing - Like New

    H&K Heckler & Koch

    $149.95
    HK German SP5 Spec Navy Style SEF Clipped & Pinned Housing - Excellent / Like New In outstanding, like-new condition—most items have never been installed on a firearm. Designed specifically for all HK SP5 models, these components are perfect...
    $149.95
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    New - HKP HK MP5 (.40 S&W) Locking Roller +2 - HKP-17564
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    HKP HK MP5 (.40 S&W) Locking Roller +2

    HKP HK Parts

    Now: $9.56
    Was: $11.95
    HK US MP5 .40 S&W Locking Roller, +2 The proper roller size is essential for proper headspacing of bolt gap. +2 / 8.02mm 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...
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    Was: $11.95
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    New - HKP MP5 40/10 Bolt Hold Open Weldment Set Complete - HKP-17648
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    HK MP5 Weldment Set - 10mm / .40 S&W

    HKP HK Parts

    Now: $151.96
    Was: $189.95
    HKP MP5 40/10 Bolt Hold Open Weldment Set Complete Not offered or available anywhere else. This is the correct weldment set for the MP5 40/10 BHO components. 
    Now: $151.96
    Was: $189.95
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    New - H&K Sear Complete For HK Burst Trigger Packs - HKP-17028
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    HK Series Sear Catch - Steel - Burst

    H&K Heckler & Koch

    Now: $53.96
    Was: $59.95
    Heckler & Koch's Sear Catch for HK90 Series and HK MP5K - Steel - German For Burst Trigger Packs Compatible With: 0,1,3,F 0,1,2,F 0,1,3 0,1,2
    Now: $53.96
    Was: $59.95
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    HK MP5, MP5K Barrel Flute Brush - 9mm HK MP5, MP5K Barrel Flute Brush - 9mm

    HK MP5, MP5K Barrel Flute Brush - 9mm

    HKP HK Parts

    Now: $18.36
    Was: $22.95
    HKP HK Cleaning Brush - 9mm - Barrel Flute Short, flexible brush sized for cleaning 9mm fluted barrels. Designed to reach the grooves and remove fouling without damaging the flute edges. Compatible With: HK MP5/K HK SP5/K HK SP89 HK94 HK34 Clones and...
    Now: $18.36
    Was: $22.95
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    Was: $22.95
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    Refurbished - HKP SEF Short Axle Selector Lever for Metal Trigger Housings - Refinished - HKP-21921 HK SEF Short Axle Selector Lever for Metal Trigger Housings - Refinished
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    HK SEF Short Axle Selector Lever for Metal Trigger Housings - Refinished

    HKP HK Parts

    Now: $27.96
    Was: $34.95
    HKP SEF Short Axle Selector Lever for Metal Trigger Housings - Refinished HK steel SEF short axle selector lever. Fits all metal HK grip frames. Please note that the polymer (plastic) style SEF housing uses the long axle SEF selector lever and not this...
    Now: $27.96
    Was: $34.95
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  • On Sale
    New - Strike Industries HK MP5 Stock with Cheek Riser - HKP-21497-M HK MP5 Stock - Cheek Riser
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    HK MP5 Stock - Cheek Riser

    B&T Brugger & Thomet / Strike Industries

    Now: $314.95
    Was: $349.95
    Strike Industries HK MP5 Stock with Cheek Riser The Strike Industries Dual Folding Stock paired with the HKP MP5 picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock configuration. The adjustable...
    Now: $314.95
    Was: $349.95
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    Was: $349.95
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  • On Sale
    New - Troy Industries Front Battle Sight - Black - HKP-00031 Battle Sight - Front
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    Battle Sight - Front

    Troy Industries

    Now: $107.95
    Was: $119.95
    Troy Industries Front Battle Sight Durability and dead-on accuracy have made the Troy Industries Front Folding Battle Sight one of the best choices for Special Ops and tactical users worldwide. Please Note: It will not work on a railed front gas block...
    Now: $107.95
    Was: $119.95
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  • New - HKP MP5 40/10 Trunnion - HKP-02737 HK MP5 40/10 Trunnion
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    HK MP5 40/10 Trunnion

    HKP HK Parts

    $139.95
    MP5 40 & MP5 10mm Trunnion Machined from ordnance-grade steel and heat-treated to factory specs. Each has the bullet guides pre-installed and included. These are the best USA-made trunnions on the market. Machined to HK spec, making the installation...
    $139.95
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