MP5K / SP5K Small Parts

MP5K / SP5K Small Parts

Ensure smooth operation with high-quality MP5K small parts and SP5K replacement pins from HKP. Our HK Parts collection includes essential springs, pins, and other small components to keep your firearm running at its best. Trust HKP for reliable replacement parts.

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  • New - H&K -4 Roller For Bolt Head 7.96mm - Under-sized - HKP-00504 HK -4 Roller For Bolt Head 7.96mm - Under-sized
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    HK -4 Roller For Bolt Head 7.96mm - Under-sized

    H&K Heckler & Koch

    $27.99
    H&K -4 Roller For Bolt Head 7.96mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. New HK German not surplus or used goods. German-made -4 roller, each roller is priced per roller. Please Note: The price listed...
    $27.99
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  • New - H&K HK MP5, MP5K Spare Parts Kit - HKP-20619 HK MP5, MP5K Spare Parts Kit
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    HK MP5, MP5K Spare Parts Kit

    H&K Heckler & Koch

    $239.95
    H&K HK MP5, MP5K Spare Parts Kit HK MP5, HK SP5, HK94 & MP5K, SP89, SP5K Spare parts kits for the most commonly worn parts needed to keep your precious MP5/MP5K going. This offering also includes a pouch to safely store all your replacement parts...
    $239.95
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  • Used - H&K 90 Series Hammer - MP5/G3/93/53/33 - German - Used - HKP-21442 HK 90 Series Hammer - MP5/G3/93/53/33 -  German - Used
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    HK 90 Series Hammer - MP5/G3/93/53/33 - German - Used

    H&K Heckler & Koch

    $29.95
    Hammer, Full Auto HK 90 Series Trigger Packs - German HK - Used German HK Hammer- used, surplus in VG-EXC shape and in perfect working order. This hammer is the hammer that is most commonly used in semi auto trigger packs as the secondary sear catch is...
    $29.95
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  • New - H&K Ambidextrous Sling Pin O-Ring - HKP-01090
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    HK Ambidextrous Sling Pin O-Ring

    H&K Heckler & Koch

    $1.95
    H&K Ambidextrous Sling Pin O-Ring HK ambidextrous sling pin replacement O-ring for all ambidextrous sling pins. This item is a common wear/breakage part that does need to be replaced from time to time. This is the part that creates the + seal to keep...
    $1.95
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  • New - H&K Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller - HKP-00070
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    HK Spring - Bent Elbow with Roller - Semi - Trigger, Sear Pack

    H&K Heckler & Koch

    $29.95
    H&K Heckler and Koch Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller Each spring is a great replacement for the converted packs that have bent elbow springs or for those that used the original F/A elbow springs that were bent to shape and are...
    $29.95
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  • New - H&K SP5K 9mm Drop In Paddle Mag Release Upgrade Kit - HKP-18082 HK SP5K 9mm Drop In Paddle Mag Release Upgrade Kit
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    HK SP5K 9mm Drop In Paddle Mag Release Upgrade Kit

    H&K Heckler & Koch

    $129.95
    German HK SP5K Anti-Rattle Roller Tipped Paddle Magazine Release Kit No modifications, no refinishing...complete drop-in kit included New HK German & USA made paddle mag release kit for the HK SP5K. This kit will allow any end-user to quickly...
    $129.95
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  • New - H&K -6 Roller For Bolt Head 7.94mm - Under-sized - HKP-00342 HK -6 Roller For Bolt Head 7.94mm - Under-sized
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    HK -6 Roller For Bolt Head 7.94mm - Under-sized

    H&K Heckler & Koch

    $27.95
    H&K -6 Roller For Bolt Head 7.94mm - Under-sized New HK German -6 roller that measures 7.94mm. For use with all HK 90 series firearms.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way...
    $27.95
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  • New - HK MP5K, SP5K Rear Push Pin Weldment Set - HKP-19632 HK MP5K, SP5K Rear Push Pin Weldment Set
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    HK MP5K, SP5K Rear Push Pin Weldment Set

    USA

    $14.95
    HK MP5K, SP5K Rear Push Pin Weldment Set This weldment set is the 2 pieces needed for the rear of the flat/receiver that holds the stock/brace or end cap in place. CNC machined from weldable steel and the finest weldment available on the market...
    $14.95
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  • New - H&K MP5 Magazine Release Set - HKP-02402 HK MP5 Magazine Release Set
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    HK MP5 Magazine Release Set

    H&K Heckler & Koch

    $184.95
    H&K Magazine Release Set This is the complete magazine release kit that includes both the paddle mag release and standard left-to-right mag release on your HK 9mm rifle or pistol build.  Compatible With: MP5, MP5K style 9mm models Set...
    $184.95
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  • Used - Compression Rod - 90's Series - Titanium - HKP-20887 Compression Rod - 90's Series - Titanium
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    Compression Rod - 90's Series - Titanium

    HKP HK Parts

    $29.95
    Compression Rod - 90's Series - Titanium The H&K burst trigger pack compression rods and compression rod springs are the foremost wear/breakage components in burst packs. This replacement compression rod is constructed from titanium, offering...
    $29.95
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  • New - HKP HK MP5/MP5K Extractor - Enhanced Coated Polish - HKP-22181-M HK MP5, MP5K Extractor - Enhanced Coated Polish
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    HK MP5, MP5K Extractor - Enhanced Coated Polish

    HKP HK Parts

    $44.95
    HKP HK MP5/MP5K Extractor - Enhanced Coated Polish  Built for dependable performance, this polished and coated extractor delivers smooth cycling and consistent extraction. A great choice for both upgrades and routine replacements. Compatible...
    $44.95
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  • Out Of Stock
    New - H&K -2 Roller For Bolt Head 7.98mm - Under-sized - HKP-00505 HK -2 Roller For Bolt Head 7.98mm - Under-sized

    HK -2 Roller For Bolt Head 7.98mm - Under-sized

    H&K Heckler & Koch

    $19.95
    H&K -2 Roller For Bolt Head 7.98mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. New HK German not surplus or used goods. German-made -2 roller. Please Note: The price listed is per roller. Order 2 (pair) for...
    $19.95
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    $19.95
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