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 - TBR HK MP5 Top Mount Brass Catcher for MFI Rails - Black - HKP-19147 HK MP5 Brass Catcher - Top Mount

    HK MP5 Brass Catcher - Top Mount

    TBR Tactical Brass Recovery

    $219.95
    TBR HK MP5 Top Mount Brass Catcher for MFI Rails MP5 model for MFI rail equipped guns.
    HKP-19147
    $219.95
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    $219.95
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    New - TBR HK MP5 Top Mount Brass Catcher for MFI Rails - FDE - HKP-19148 HK MP5 Brass Catcher - Top Mount - FDE

    HK MP5 Brass Catcher - Top Mount - FDE

    TBR Tactical Brass Recovery

    $219.95
    TBR HK MP5 Top Mount Brass Catcher for MFI Rails - FDE MP5 model for MFI rail equipped guns.
    HKP-19148
    $219.95
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    $219.95
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  • On Sale
    New - H&K Hensoldt 90 Series Aiming Projector - Black - HKP-19119 HK MP5, G3, HK33 Hensoldt Aiming Projector - RARE
    Add to Cart

    HK MP5, G3, HK33 Hensoldt Aiming Projector - RARE

    H&K Heckler & Koch

    Now: $4,788.95
    Was: $7,999.95
    H&K Hensoldt 90 Series Aiming Projector Ultra rare Heckler & Koch Hensoldt Aiming Point Projector. Includes the original wooden case with all accessories, including IR lens, lens cleaning brush, spare bulbs, tweezers, cleaning cloth, etc.  A...
    HKP-19119
    Now: $4,788.95
    Was: $7,999.95
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    Now: $4,788.95
    Was: $7,999.95
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  • Out Of Stock
    New - H&K SEF Selector Lock Out Safety Key - HKP-01482 HK SEF Selector Lock Out Safety Key

    HK SEF Selector Lock Out Safety Key

    H&K Heckler & Koch

    $0.00
    H&K SEF Selector Lock Out Safety Key You must have a special lever to use this tool. Compatible with all SEF lockout selectors.
    HKP-01482
    $0.00
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  • Out Of Stock
    New - H&K Ambidextrou Navy 3 Position Incomplete Trigger Housing - HKP-13482 HK MP5 Trigger Housing - Navy 3 Position - Ambidextrous - Incomplete

    HK MP5 Trigger Housing - Navy 3 Position - Ambidextrous - Incomplete

    H&K Heckler & Koch

    $0.00
    H&K 3 Position (0,1,3,F Pictoogram) Ambidextrous Navy Style Incomplete Trigger Housing This factory correct HK German trigger pack is a rare find and an excellent spare for your HK ambidextrous Navy trigger group. Featuring the 3 position pictogram...
    HKP-13482
    $0.00
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  • Out Of Stock
    New - H&K MP5K 9mm Trigger Group (0,1,3) - HKP-02016 HK MP5K Trigger Group - 0,1,3 - 9mm

    HK MP5K Trigger Group - 0,1,3 - 9mm

    H&K Heckler & Koch

    $0.00
    HK MP5K (0,1,3) Trigger Group
    HKP-02016
    $0.00
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    New - HKP MP5K/SP89/SP5K Shoulder Harness - Right Handed - HKP-18021 HK MP5K, SP89, SP5K Shoulder Harness - Right Hand

    HK MP5K, SP89, SP5K Shoulder Harness - Right Hand

    HKP HK Parts

    $179.95
    MP5K, SP5K, SP89 Shoulder Harness - Right Handed New MP5K, SP5K or SP89 shoulder rig right-handed for MP5K, SP5K & SP89 style weapon systems. Also fits clones & other HK MP5 style weapon systems with 2 spare magazine pouches that are integrated...
    HKP-18021
    $179.95
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    $179.95
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  • Out Of Stock
    New - HKP MP5K/SP89/SP5K Shoulder Harness - Left Handed - HKP-01994 HK MP5K, SP89, SP5K Shoulder Harness - Left Hand

    HK MP5K, SP89, SP5K Shoulder Harness - Left Hand

    HKP HK Parts

    $179.95
    HK MP5K, SP89, SP5K Shoulder Harness - Left Handed New MP5K, SP5K or SP89 shoulder rig left handed for MP5K, SP5K & SP89 style weapon systems. Also fits clones & other HK MP5 style weapon systems with 2 spare magazine pouches that are integrated...
    HKP-01994
    $179.95
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    $179.95
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  • Out Of Stock
    New - HKP MP5K/SP89 9mm Trigger Group 4 Position Housing 0,1- Safe, Semi Only - HKP-17239 HK MP5K, SP89 Trigger Group - 9mm - 4 Position - Housing 0,1

    HK MP5K, SP89 Trigger Group - 9mm - 4 Position - Housing 0,1

    HKP HK Parts

    $0.00
    MP5K, SP89 Trigger Group 4 Position Housing 0,1- Safe, Semi Only Finally, a lower cost alternative to the spendy & hard to find all German HK FBI or 0,1 ambidextrous trigger group in a 4 position factory German HK housing. Now for the first time, we...
    HKP-17239
    $0.00
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  • Out Of Stock
    New - HKP MP5K/SP89 9mm Trigger Group 3 Position Navy Housing 0,1- Safe, Semi Only - HKP-17240 HK MP5K, SP89 Trigger Group - 9mm - 3 Position - Navy Housing 0,1

    HK MP5K, SP89 Trigger Group - 9mm - 3 Position - Navy Housing 0,1

    HKP HK Parts

    $0.00
    HKP/H&K MP5K/SP89 9mm Safe & Semi Only Navy Style Trigger Group - Clipped & Pinned Finally, a lower-cost alternative to the expensive and hard-to-find all-German HK FBI or 0,1 ambidextrous trigger group, now available in a 3-position Navy...
    HKP-17240
    $0.00
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    New - MFI MP5K 9mm Barrel Extension/Faux Suppressor - 3-lug - HKP-18007 HK MP5K Barrel Extension and Faux Suppressor - 9mm - 3 lug

    HK MP5K Barrel Extension and Faux Suppressor - 9mm - 3 lug

    MFI

    $179.95
    MFI MP5K 9mm Barrel Extension/Faux Suppressor - 3-lug Each faux suppressor is designed to attach to the 3 lug MP5K 3 lugged barrel and can be permanently attached (blind pinned) in place to get the overall length of 16.25"overall. Perfect for that rifle...
    HKP-18007
    $179.95
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    $179.95
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  • Out Of Stock
    New - H&K MP5K & SP89 Unmarked Ambidextrous Grip Frame Trigger Housing - HKP-01448 HK MP5K, SP89 Trigger Housing or Grip Frame - Ambi - Unmarked

    HK MP5K, SP89 Trigger Housing or Grip Frame - Ambi - Unmarked

    H&K Heckler & Koch

    $0.00
    H&K MP5K & SP89 Unmarked Ambidextrous Grip Frame Trigger Housing A genuine Heckler and Koch grip housing. Add your own customized markings to this trigger housing.This housing is made for ambidextrous trigger configurations. Trigger Pack...
    HKP-01448
    $0.00
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    $0.00
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