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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  • New - H&K 91/G3 (7.62x51/.308) Bolt Locking Lever Set - HKP-02683
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    HK91, G3 Bolt Locking Lever Set

    H&K Heckler & Koch

    $24.95
    HK91, G3, & PTR-91 .308 HK Bolt Carrier Bolt Locking Lever Set This is the bolt carrier locking lever set that retains the bolt head to the carrier. Each Locking Lever Set Includes: 7.62 locking lever Locking lever axle...
    HKP-02683
    $24.95
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    $24.95
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  • New - HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only - HKP-17910 HK SEF Short Axle Selector Lever For Metal Trigger Housings Only
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    HK SEF Short Axle Selector Lever For Metal Trigger Housings Only

    HKP HK Parts

    $19.95
    HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only HK German steel SEF selector lever.  Please note that the polymer (plastic) style SEF housing uses the longer axle SEF selector lever not this product offering. Brand new factory...
    HKP-17910
    $19.95
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    $19.95
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  • Out Of Stock
    New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Ejector Lever - HKP-00263 HK UMP, USC Lever - Ejector - 9mm / .40 S&W / .45 ACP

    HK UMP, USC Lever - Ejector - 9mm / .40 S&W / .45 ACP

    H&K Heckler & Koch

    $39.95
    HK German UMP & USC Ejector Lever - German New HK German OEM part. Each unit fits all calibers of UMP & USC firearms. A great spare to have on hand as they are prone to shearing off with use and must be replaced. Compatible With: UMP .45 UMP ...
    HKP-00263
    $39.95
    Out Of Stock
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    $39.95
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  • Out Of Stock
    New - RCM HK MP5-E Full Auto Bolt Group - HKP-21351 HK MP5, HK94 Bolt Group - 9mm - Full Auto

    HK MP5, HK94 Bolt Group - 9mm - Full Auto

    RCM

    $459.95
    RCM HK MP5-E Full Auto Bolt Group Each bolt group incorporates RCM’s F style carrier, MP5-E bolt head, extractor and 100 degree locking piece. This group is 100% US made and the finest out there. Complete and ready to drop in and use. Ideal to...
    HKP-21351
    $459.95
    Out Of Stock
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    $459.95
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  • New - UTG Vertical Grip With LED Light & Quick Detach Mount - HKP-13184 Picatinny Vertical Foregrip - LED Light - Quick Detach
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    Picatinny Vertical Foregrip - LED Light - Quick Detach

    UTG

    $105.95
    UTG Vertical Grip With LED Light & Quick Detach Mount Features: UTG combat aluminum foregrip with integral LED flashlight Cree Q5 LED diodes Integrated reflector and light bulb to provide instant spot focus for clear object...
    HKP-13184
    $105.95
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    $105.95
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  • New - H&K HK MP5 4 Position Retractable Buttstock - RAL 8K - HKP-21265 HK MP5 Retractable  Buttstock - 4 Position - RAL8000
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    HK MP5 Retractable Buttstock - 4 Position - RAL8000

    H&K Heckler & Koch

    $764.95
    HK German MP5 & HK SP5 A3 "F" Style Retractable Rear Stock - 4 Position - RAL 8K This German HK A3 retractable is the latest & greatest HK retractable German stock available. Now in the desirable RAL 8000 color. The F stock is designed to take...
    HKP-21265
    $764.95
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    $764.95
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  • New - Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing - HKP-21114-M HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing
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    HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing

    HKP HK Parts / FA Franklin Armory

    $1,449.95 - $1,499.95
    Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing Our latest and greatest binary trigger group was delivered with a factory HK German housing professionally engraved and painted with a 2-round burst pictograph to...
    HKP-21114-M
    $1,449.95 - $1,499.95
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    $1,449.95 - $1,499.95
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  • On Sale
    New - HKP - LWRC SMG 45 1913 Rail Brace/Stock Adapter - HKP-20790 LWRC SMG 45 1913 Stock or Brace Adapter - Rail Mount
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    LWRC SMG 45 1913 Stock or Brace Adapter - Rail Mount

    HKP HK Parts

    Now: $59.95
    Was: $119.95
    HKP - LWRC SMG 45 1913 Rail Brace/Stock Adapter We now bring you a new stock adapter option for your LWRC SMG 45. With our rail stock adapter you now have the option to mount any 1913 style stock onto your LWRC SMG 45. Cheek wield is adjustable using any...
    HKP-20790
    Now: $59.95
    Was: $119.95
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    Now: $59.95
    Was: $119.95
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  • On Sale
    Used - CETME L & LV 14" Spanish Bayonet & Scabbard - HKP-20119 CETME L & LV 14" Spanish Bayonet & Scabbard
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    CETME L & LV 14" Spanish Bayonet & Scabbard

    Now: $39.95
    Was: $69.95
    CETME L & LV 14" Spanish Bayonet & Scabbard Complete your CETME L with an original bayonet! This bayonet served in the Spanish army and was only issued with the Model L or LV rifles. These 14 inch bayonets have an impressive 8 3/4" blade. Push...
    HKP-20119
    Now: $39.95
    Was: $69.95
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    Now: $39.95
    Was: $69.95
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  • New - RCM HK 21E/23E (7.62x51/.308) & (5.56/.223) Locking Piece #9 - 40 Degree - HKP-02521 HK21E, HK23E Locking Piece #9 - 40 Degree
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    HK21E, HK23E Locking Piece #9 - 40 Degree

    RCM

    $49.95
    Locking Piece #9 - 40 Degree - US Made Compatible With: HK 21e HK 23e
    HKP-02521
    $49.95
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    $49.95
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  • New - Surefire - 628LMF - Lighted Forearm - HKP-03285 HK MP5 Lighted Handguard -Surefire 628LMF
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    HK MP5 Lighted Handguard -Surefire 628LMF

    Surefire

    $579.95
    Surefire - 628LMF - Lighted Forearm The 628 LMF generates 1000 lumens of output and has a tactical runtime of 2 hours per set of batteries, with gradually decreasing output afterward. Surefire 628LMF Features: Virtually indestructible LED and...
    HKP-03285
    $579.95
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    $579.95
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  • Used - H&K 3 Point Green Sling-Used-Surplus - HKP-16273 H&K 3 Point Green Sling-Used-Surplus H&K Heckler & Koch HKP-16273
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    HK 3 Point Green Sling-Used-Surplus

    H&K Heckler & Koch

    $55.00
    H&K 3 Point Green Sling-Used-Surplus German military surplus 3 point sling in good condition. Used but 100% operational and a great value for the money. 
    HKP-16273
    $55.00
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    $55.00
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