HK Rifle / SMG Parts

HK Rifle / SMG Parts

Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!

Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.

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  • Out Of Stock
    New - H&K UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Notched Disk - 3 Position - HKP-01854 HK UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Notched Disk - 3 Position

    HK UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Notched Disk - 3 Position

    H&K Heckler & Koch

    $0.00
    HK Ratched Wheel Notched Disk For 3 Position Lowers Compatible With: HK G36 HK UMP
    $0.00
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  • On Sale
    New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Sight - Incomplete - HKP-16372 HK UMP/USC (.40 S&W/.45 ACP/9mm) Rear Sight - Incomplete
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    HK UMP/USC (.40 S&W/.45 ACP/9mm) Rear Sight - Incomplete

    H&K Heckler & Koch

    Now: $44.96
    Was: $49.95
    H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Sight - Incomplete
    Now: $44.96
    Was: $49.95
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  • Out Of Stock
    On Sale
    New - MM HK UMP (9mm) Barrel - 16.5 Inch - HKP-02282

    HK UMP Barrel - 9mm - 16.5 Inch

    Michaels Machines

    Now: $494.96
    Was: $549.95
    MM HK UMP (9mm) Barrel - 16.5 Inch   Fluted just like the factory HK barrels with 16 flutes.
    Now: $494.96
    Was: $549.95
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    New - H&K 21E/23E (7.62x51/.308) & (5.56/.223) Carry Handle - HKP-00576

    HK21E, HK23E Carry Handle

    H&K Heckler & Koch

    $0.00
    HK German HK21E, HK23E Carry Handle New HK German factory HK carry handle for the HK21E, HK23E series of firearms. This offering is the handle only. The carry handle can also be adapted to standard HK21 models as well as the following firearms. HK21...
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    On Sale
    New - HKP PTR-32 (7.62x39) Complete Bolt Group - PDW - HKP-17387 HK PTR-32 Bolt Group - Complete - PDW

    HK PTR-32 Bolt Group - Complete - PDW

    HKP HK Parts

    Now: $303.96
    Was: $379.95
    US Made PTR 32 PDW Bolt Group Complete Semi-Auto. Factory correct bolt head and locking piece for use in the PTR 32 chambered in 7.62X39. Brand new May 2015 manufacture. This is the correct bolt for all PTR PDW with 8" barrels.
    Now: $303.96
    Was: $379.95
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  • On Sale
    New - H&K 53 (5.56/.223) Frangible Ammunition Adapter - 15x1 - HKP-16978 HK 53 (5.56/.223) Frangible Ammunition Adapter - 15x1
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    HK 53 (5.56/.223) Frangible Ammunition Adapter - 15x1

    H&K Heckler & Koch

    Now: $134.95
    Was: $149.95
    New HK 53 Factory 4 Prong Frangible Ammunition Adapter - 15x1 RH Get your hands on one of the last HK factory frangible adapters while we still have remaining inventory of this limited item.  This part is no longer in production so once they are...
    Now: $134.95
    Was: $149.95
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    Was: $149.95
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  • On Sale
    New - RCM MP5K 40/10 Full Auto Bolt Carrier - HKP-01826 HK MP5K Bolt Carrier - Full Auto - 10mm and .40 S&W
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    HK MP5K Bolt Carrier - Full Auto - 10mm and .40 S&W

    RCM

    Now: $142.16
    Was: $157.95
    MP5K 40/10 Full Auto Bolt Carrier - Latest Upgraded Version This part is built from billet ordnance steel. This US-made MP5K 40,10 style carrier is made with Tungsten and is heat-treated, providing the finest American-made carrier...
    Now: $142.16
    Was: $157.95
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  • On Sale
    New - H&K MP5-A2 .40 S&W German Parts Kit - HKP-00891
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    HK MP5-A2 .40 S&W German Parts Kit

    HKP HK Parts

    Now: $3,183.96
    Was: $3,979.95
    HK MP5 40 S&W A German Parts Kit - Used Includes: Barrel - 3 lugs, threaded, and cold hammer-forged Trigger Group - Ambidextrous Navy 0,1, F Trigger Group A2 Fixed Stock Bolt Group Mp5 40 F/A Forearm - Standard wide black polymer Rear Sight...
    Now: $3,183.96
    Was: $3,979.95
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  • Out Of Stock
    New - H&K MP5K 40/10 3 Position Navy Style Housing - Clipped & Pinned - HKP-15454 HK MP5K 40/10 3 Position Navy Style Housing - Clipped & Pinned

    HK MP5K 40/10 3 Position Navy Style Housing - Clipped & Pinned

    H&K Heckler & Koch

    $0.00
    H&K MP5K 40/10 3 Position Navy Style Housing - Clipped & Pinned This lower housing is clipped and pinned for use on a semi-auto receiver shelves. For more information on our clipping and pinning, see our services section. We offer the best...
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  • On Sale
    New - HKP MP5 .40 S&W Pistol Build Kit - HKP-18405 HK MP5 Parts Kit - .40 S&W - Pistol Build
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    HK MP5 Parts Kit - .40 S&W - Pistol Build

    HKP HK Parts

    Now: $1,339.96
    Was: $1,674.95
    MP5 .40 Pistol Build Kit Complete German & USA Made Parts MP5 .40 parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance parts to be legal as a pistol (N/A) rifle, or SBR...
    Now: $1,339.96
    Was: $1,674.95
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  • On Sale
    New - H&K MP5 F Bolt Group Complete - HKP-00953
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    HK MP5F Bolt Group - Complete

    H&K Heckler & Koch

    Now: $2,699.95
    Was: $2,999.95
    H&K MP5 F Bolt Group Complete   The bolt head, bolt carrier, and all F/A-related parts have been restricted by HK and will become increasingly harder to find. The F in the MP5F designation was added after the French Military asked HK to "beef"...
    Now: $2,699.95
    Was: $2,999.95
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  • On Sale
    Used - H&K HK33A2 Parts Kit-Used - HKP-00783 H&K HK33A2 Parts Kit-Used H&K Heckler & Koch HKP-00783
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    HK33 A2 Parts Kit

    H&K Heckler & Koch

    Now: $3,139.95
    Was: $3,489.95
    HK33 A2 Parts Kits - Used Surplus Parts kit does not include a receiver These items have been expertly de-milled and prepared to meet BATF specifications. This is your last chance to acquire them at this exceptional price, as we are confident there will...
    Now: $3,139.95
    Was: $3,489.95
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