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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  • On Sale
    New - MKE HK MP5 Elbow Spring for Trigger - HKP-22225 MKE HK MP5 Elbow Spring for Trigger MKE HKP-22225
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    HK MP5, HK90 Series Trigger Spring - SEF, Navy

    MKE

    Now: $2.45
    Was: $8.95
    MKE SEF & Navy 3 Position Trigger Spring The MKE trigger spring is an essential upgrade for anyone dealing with worn or broken trigger return springs in surplus trigger packs or as spares for all 90 series owners. These springs are fully compatible...
    HKP-22225
    Now: $2.45
    Was: $8.95
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    Now: $2.45
    Was: $8.95
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  • New - H&K HK MP5, MP5K MIM & Machined Rear Sight Base - HKP-19705 HK MP5, MP5K Rear Sight Base - MIM and Machined
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    HK MP5, MP5K Rear Sight Base - MIM and Machined

    H&K Heckler & Koch

    $14.95
    Heckler and Koch Rear Sight Base - Weldment for HK MP5 and HK MP5K New HK MP5, MP5K 17-4 Stainless H900 rear sight base. The most correct MP5, MP5K rear sight base available. The only factory correct sight base with the factory HK German side axis...
    HKP-19705
    $14.95
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    $14.95
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  • New - Modular Folding Stock System - HK MP5, SP5 - HKP-19484 HK MP5, SP5 Modular Folding Stock System
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    HK MP5, SP5 Modular Folding Stock System

    F5 MFG

    $449.95
    F5 MFG Modular Folding Stock System - HK MP5 The telescoping, left side-folding polymer stock is fully adjustable for comb height and length of pull, making it a versatile option for the most advanced applications. Features: MP5 adapter machined from...
    HKP-19484
    $449.95
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  • New - HKP HK MP5 40 Locking Roller +4 - HKP-17562
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    HK MP5 Locking Roller +4 - .40 S&W

    HKP HK Parts

    $11.95
    HK US MP540 Undersized Locking Roller, +4 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...
    HKP-17562
    $11.95
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  • New - HKP MP5 40/10 Bolt Hold Open Axle Rod & Pin Combo - HKP-17405 HK MP5 Axle Rod and Pin, Bolt Hold Open - .40 S&W, 10mm
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    HK MP5 Axle Rod and Pin, Bolt Hold Open - .40 S&W, 10mm

    HKP HK Parts

    $49.95
    HK MP5 40, MP5 10 Bolt Hold Open Axle Rod & Pin Combo Each bolt hold open rod axle includes the 2 pre-drilled holes for the threaded activation screw and the clamping sleeve. This offering includes both the axle rod and the threaded screw for the...
    HKP-17405
    $49.95
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  • New - HKP MP5 40/10 30 Round Magazine Body - HKP-16508 HK MP5, MP5K Magazine Body - .40 S&W, 10mm - 30 Round - Straight
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    HK MP5, MP5K Magazine Body - .40 S&W, 10mm - 30 Round - Straight

    HKP HK Parts

    $29.95
    HKP MP5 40/10 30 Round Magazine Body New US Made MP5 40/10 30 Round Magazine Housing Body. Each magazine body comes black in color. Each body counts as one US made compliant part and is a great item to have on hand to replace other junk mag bodies or...
    HKP-16508
    $29.95
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    $29.95
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  • New - HKP 9mm Titanium Muzzle Brake - 3-Lug - HKP-18854 HK MP5, SP5K Muzzle Brake - 3 Lug - 9mm - Titanium
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    HK MP5, SP5K Muzzle Brake - 3 Lug - 9mm - Titanium

    HKP HK Parts

    $104.95
    HK Parts Titanium Muzzle Brake for 9mm, 3- Lug Barrels US for HK MP5 and HK MP5K Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This muzzle brake doesn't require the of threads as it attached to the 3 lug tip. Also, a great...
    HKP-18854
    $104.95
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    $104.95
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  • New - H&K HK94 SD Style Barrel Shroud - HKP-02100
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    HK94 Barrel Shroud - SD Style

    H&K Heckler & Koch

    $99.95
    Heckler and Koch HK94 SD Style Barrel Shroud Features: Fits all factory HK94 rifles or barrels Made to factory German HK94 specs.  Designed to cover the 16" barrel Provides a neat SD style look without the cost of a full conversion Made of...
    HKP-02100
    $99.95
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    $99.95
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  • RCM HK SP5K Spec Suppressed Bolt Group RCM HKP-22277 RCM HK SP5K Spec Suppressed Bolt Group RCM HKP-22277
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    HK SP5K Bolt Group - Suppressed - Full Auto - Spec

    RCM

    $409.95
    RCM HK SP5K Spec Suppressed Bolt Group- Full Auto The RCM SP5K Suppressed bolt group is expertly engineered for operating in full auto while suppressed. Although designed as a full-auto bolt group, it also functions perfectly in semi-auto receivers. This...
    HKP-22323
    $409.95
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    $409.95
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  • New - JMAC Universal M-LOK Skeleton Forward Grip - HKP-21240 M-LOK Foregrip - Skeleton
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    M-LOK Foregrip - Skeleton

    JMAC Customs

    $89.95
    JMAC Universal M-LOK Skeleton Forward Grip  Can be used as a forward grip or a handstop! Features: Reversible and Lightweight M-LOK Compatible (Requires 2 slots) Fits in and across M-LOK Slots Includes mounting hardware 7075 T6 Aluminum Hard Coat...
    HKP-21240
    $89.95
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  • On Sale
    HK MP5 Foregrip Weapon Light - 628 Momentary - USED HK MP5 Foregrip Weapon Light - 628 Momentary - USED
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    HK MP5 Foregrip Weapon Light - 628 Momentary - USED

    Surefire

    Now: $399.95
    Was: $499.95
    Surefire 628 HK MP5 - Momentary Handguard - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY NO BATTERIES INCLUDED. USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Surefire 628 momentary forearm used...
    HKP-19403-B
    Now: $399.95
    Was: $499.95
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    Now: $399.95
    Was: $499.95
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  • On Sale
    New - MKE HK 93/53/33 Push Pin Spring - HKP-22228 MKE Push Pin Spring MKE HKP-22228
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    HK33, HK53, HK93 Push Pin Spring

    MKE

    Now: $2.19
    Was: $3.95
    MKE HK33, HK53, HK33 Push Pin Spring A must have replacement spring to have on hand. A quick and easy install spring to get your push pins back to working condition. A great replacement for those worn out springs that come loose while in action...
    HKP-22228
    Now: $2.19
    Was: $3.95
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    Now: $2.19
    Was: $3.95
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