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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  • HK MP5K Apparel - Hats, Patches, and Shirts - V2 HK MP5K Apparel - Hats, Patches, and Shirts - V2
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    HK MP5K Apparel - Hats, Patches, and Shirts - V2

    HKP HK Parts

    $0.00
    HKP HK MP5K Apparel and Patch Collection - Version 2 Represent your platform with the HK Parts K Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...
    HKP-22455-M
    $0.00
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  • New - HKP HK21/FMP21 Teardrop Rail Set - HKP-21671 HK21, FMP21 Teardrop Rail Set - T-Rail
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    HK21, FMP21 Teardrop Rail Set - T-Rail

    HKP HK Parts

    $197.95
    HKP HK21/FMP21 Teardrop Rail Set HK teardrop style reinforcement rails. The ultimate choice for period correct builds. Expertly crafted in the USA from high-quality 4140 steel, these ready-to-weld rails are engineered for precision and durability...
    HKP-21671
    $197.95
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  • New - HKP HK MP5K, SP5K, SP89 Single Point Leather Sling - Dark Brown - HKP-20270 HK MP5K, SP5K, SP89 Leather Sling - Single Point - Dark Brown
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    HK MP5K, SP5K, SP89 Leather Sling - Single Point - Dark Brown

    HKP HK Parts

    $49.95
    Single Point Leather Sling - Dark Brown Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...
    HKP-20270
    $49.95
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  • B&T APC9, APC10, APC45 Telescopic Stock - 3 Position
B&T APC9, APC10, APC45 Telescopic Stock - 3 Position
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    B&T APC9, APC10, APC45 Telescopic Stock - 3 Position

    B&T Brugger & Thomet

    $650.00
    B&T APC9, APC10, APC45 Stock - Telescopic - 3 Position This Swiss made B&T telescopic stock is for the APC9 and APC45. This is a military grade stock as supplied by B&T to military and law enforcement units world-wide. B&T AG is a global...
    HKP-18104
    $650.00
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    $650.00
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  • On Sale
    New - HK MP5 QD End Cap with Buffer - Black - HKP-20118 HK MP5 QD End Cap with Buffer
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    HK MP5 QD End Cap with Buffer

    HKP HK Parts

    Now: $63.95
    Was: $99.95
    Quick Detach Steel End Cap With Replaceable Rubber Buffer - HK MP5 With this MP5 QD end cap upgrade you will get a heavier buffer to internally protect your firearm and keep your bolt carrier in tip top condition for years to come. Machined aircraft...
    HKP-20118
    Now: $63.95
    Was: $99.95
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    Was: $99.95
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  • New - H&K 30 Round HK MR556/416 Magazine - RAL 8K - HKP-18780 HK416, MR556 Magazine - 30 Round - RAL8000
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    HK416, MR556 Magazine - 30 Round - RAL8000

    H&K Heckler & Koch

    $199.95
    Heckler and Koch 30 Round Magazine - RAL 8000 for HK416 and HK MR556 Heckler & Koch reliability and durability in a 30 round 5.56 mm Polymer Magazine. Designed to provide optimal ammunition feeding for any M16, M4, AR15-type weapon, the HK 30-Round...
    HKP-18780
    $199.95
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  • Used - H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - Dark OD Green - HKP-18889 HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Dark OD Green
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    HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Dark OD Green

    H&K Heckler & Koch

    $139.95
    Surplus - Fixed Stock - Dark OD Green - HK93,33,53 Hand-picked stocks in excellent condition. Comes with matching buttpad. Ready to install on your HK or clone rifle. German military surplus, but handpicked to give you the best of the offerings...
    HKP-18889
    $139.95
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  • On Sale
    New - HKP HK 93/53/33 (5.56/.223) AR-15 Style Brace/Stock Adapter - HKP-16255 HK33, HK53, HK93 Stock or Brace Adapter - AR-15 Style
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    HK33, HK53, HK93 Stock or Brace Adapter - AR-15 Style

    HKP HK Parts

    Now: $174.95
    Was: $199.95
    HKP HK 93/53/33 (5.56/.223) AR-15 Style Brace/Stock Adapter PTR Manufactured AR15 to HK 93,33,53 series stock adopter assembly. Each adopter unit will allow the use of AR15 stocks on your HK 93,33,53, C93/C53 or HK94, MP5 firearm. Each assembly includes...
    HKP-16255
    Now: $174.95
    Was: $199.95
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    Now: $174.95
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  • New - RCM HK53 .300 BLK Barrel - Threaded 5/8x24 - HKP-13907 HK53 Barrel - .300 BLK - 8.20" - Threaded 5/8x24
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    HK53 Barrel - .300 BLK - 8.20" - Threaded 5/8x24

    RCM

    $239.95
    RCM HK53 .300 BLK Barrel - Threaded 5/8x24 Each barrel was designed for use with the wildly popular AAC style quick detach muzzle breaks and suppressors with the 5/8x24 thread pitch. Although, this barrel is perfect for just about any .300 BLK suppressor...
    HKP-13907
    $239.95
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  • New - X Products HK 93/53/33 (5.56/.223) 50 Round Drum Magazine - HKP-17812 HK33, HK53, HK93 Drum Magazine - 50 Round
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    HK33, HK53, HK93 Drum Magazine - 50 Round

    X Products

    $349.95
    50 Round Drum HK 93, 33, 53 & Clones, Custom Builds - X93, 33, 53 X Products 50 round drum for the HK93, 33, 53 family of firearms. Will fit all in-spec firearms made to German HK magwell specs.  Each drum in this limited run was crafted from...
    HKP-17812
    $349.95
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  • New - H&K MP5/MP5K Muzzle Protector Cap - 3-Lug - HKP-17666 HK MP5, MP5K Muzzle Protector Cap - 3-Lug
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    HK MP5, MP5K Muzzle Protector Cap - 3-Lug

    H&K Heckler & Koch

    $19.95
    H&K MP5, MP5K Muzzle Protector Cap - 3-Lug New HK German high-impact polymer muzzle protector, sealing cap. Simply slide the barrel cap over the exposed HK MP5, MP5K 3-lug barrel and remove when needed. A must have for sealing the muzzle end of the...
    HKP-17666
    $19.95
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  • New - H&K Cocking Tube End Cap Detent - HKP-18050
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    HK MP5, HK91, G3, HK33 Cocking Tube Detent End Cap

    H&K Heckler & Koch

    $4.95
    HK German Cocking Tube End Cap/Dust Cap Detent HK German cocking tube detent for all steel and aluminum cocking tube end caps. Made of steel and finished in black.
    HKP-18050
    $4.95
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    $4.95
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