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 - Heckler and Koch 15 Round MP5, SP5, MP5K, SP5K 9mm Curved Magazine - Cerakote - HKP-21383-M HK MP5, SP5, MP5K, SP5K Magazine - 15 Round - 9mm - Cerakote
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    HK MP5, SP5, MP5K, SP5K Magazine - 15 Round - 9mm - Cerakote

    H&K Heckler & Koch

    $99.95
    Heckler and Koch German 15 Round Cerakote Magazine for HK MP5, MP5K, SP5, SP5K Brand new factory fresh German HK 15 round curved magazine. Perfect for those in need of a lower capacity magazine for a more comfortable prone position...
    HKP-21383-M
    $99.95
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  • Out Of Stock
    New - RCM HK G3, HK 91, PTR Trunnion - HKP-01289 HK91, G3, PTR Trunnion

    HK91, G3, PTR Trunnion

    RCM

    $64.95
    RCM Trunnion For The HK91/G3 Series - US Made This part is machined from ordnance grade 9310 enhanced steel and heat treated to exact HK specifications. This item is the best USA-made trunnion on the market. Machined to spec and are to the custom ground...
    HKP-01289
    $64.95
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  • New - HKP (5.56/.223) & (7.62/.308) Muzzle Brake Compensator - Threaded 15x1 RH - HKP-19738 Muzzle Brake Compensator - Threaded 15x1 RH - 5.56 / .223, 7.62 / .308
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    Muzzle Brake Compensator - Threaded 15x1 RH - 5.56 / .223, 7.62 / .308

    HKP HK Parts

    $29.95
    HKP HK Parts 5.56 / .223 and 7.62 / .308 Muzzle Brake Compensator, Threaded 15x1 RH   This compensator is perfect for any 15x1 RH Barrel. Specifications: Threaded 15x1 RH Compatible With: HK91, G3, PTR HK33, HK53, HK93 MR223 HK416, MR556 HK417,...
    HKP-19738
    $29.95
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  • New - HDPS HK UMP (.45 ACP) Threaded Barrel - 16x1 LH - HKP-02634 HK UMP Barrel - .45 ACP - 7.87" - Threaded 16x1 LH
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    HK UMP Barrel - .45 ACP - 7.87" - Threaded 16x1 LH

    HDPS

    $349.95
    HK UMP & USC 45 ACP 8" Threaded Barrel HDPS UMP barrels are perfect for the USC to UMP conversions and a replacement UMP .45 barrel. They are considered by many to be the finest US-made barrel available. This barrel is the same length as a factory HK...
    HKP-02634
    $349.95
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  • Out Of Stock
    New - Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green - HKP-19041 HK91, G3, HK33, HK53, HK93 Clubfoot Central Stock Section with Heavy Rubber Buttpad - OD Green

    HK91, G3, HK33, HK53, HK93 Clubfoot Central Stock Section with Heavy Rubber Buttpad - OD Green

    Michaels Machines

    $199.95
    Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green US Made Clubfoot HK21E and HK23E Style Central Buttstock Section with US Heavy Rubber Buttpad in OD Green. Just add your buffer and backplate and you are good to go...
    HKP-19041
    $199.95
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  • New - H&K MP5, HK94 Case Deflector Rivet - HKP-00147 HK MP5, HK94 Case Deflector Rivet
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    HK MP5, HK94 Case Deflector Rivet

    H&K Heckler & Koch

    $9.95
    H&K MP5, HK94 Case Deflector Rivet Each case deflector, US or German-made, will require two rivets to attach the case deflector to the receiver or flat. If you want the factory look and feel of doing it right, these rivets are a must-have. These are...
    HKP-00147
    $9.95
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  • Used - H&K German Leather Sling - Used - Excellent - HKP-20347 HK German Leather Sling - Used - Excellent
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    HK German Leather Sling - Used - Excellent

    H&K Heckler & Koch

    $79.95
    Original  Surplus German HK Leather 2 point sling - Used- Excellent Comes with HK sling hook. Pulled from German military G3 rifles. Complete and in excellent shape overall. Made with leather straps and steel hardware and HK sling hook. Last of...
    HKP-20347
    $79.95
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  • New - RCM HK MP5K/N 9mm Barrel - Threaded 1/2x28 - 3-Lug - HKP-19330 HK MP5K, MP5KN Barrel - 9mm - 5.85" - Threaded 1/2x28 with 3 Lug
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    HK MP5K, MP5KN Barrel - 9mm - 5.85" - Threaded 1/2x28 with 3 Lug

    RCM

    $164.95
    RCM HK MP5K/N 9mm Barrel - Threaded 1/2x28 - 3-Lug Machined from a cold hammer forged blank to the latest MP5KN PDW specifications, this barrel features factory-correct, updated 16 flutes in the chamber. It is 3-lugged, threaded, and designed to...
    HKP-19330
    $164.95
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  • New - H&K HK MR556/MR762/416/417 German E1 Convex Butt Pad - HKP-01915 HK416, HK417, MR556, MR762 German E1 Convex Butt Pad
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    HK416, HK417, MR556, MR762 German E1 Convex Butt Pad

    H&K Heckler & Koch

    $64.95
    HK MR556, HK416 & MR762, HK417 German E1 Convex Butt Pad The HK Convex buttpad can be used to swap out on the factory E2 or concave-style buttpads for those who desire this option. This way, you can use the concave or convex-style buttpads...
    HKP-01915
    $64.95
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  • New - HKP Single Point Leather & Cotton Sling - HKP-21321-M HK Single Point Leather & Cotton Sling
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    HK Single Point Leather & Cotton Sling

    HKP HK Parts

    $59.95
    Single Point Leather & Cotton Sling  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...
    HKP-21321-M
    $59.95
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  • New - Strike Industries Link Anchor Poly Handstop - HKP-19645 Link Anchor Poly Handstop
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    Link Anchor Poly Handstop

    Strike Industries

    $19.95
    Strike Industries Link Anchor Poly Handstop The LINK Anchor Handstop is made from a heat-resistant polymer that allows comfortable grip in any shooting condition. It has a low profile design that allows mounting through any MLOK or KeyMod openings. The...
    HKP-19645
    $19.95
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  • New - H&K HK MR556/MR762/416/417/G28 V2 Battle Grip With Contoured Back Strap - Black - HKP-01912 HK416, MR556, HK417, MR762, G28 Pistol Grip - V2
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    HK416, MR556, HK417, MR762, G28 Pistol Grip - V2

    H&K Heckler & Koch

    $75.99
    H&K HK MR556/MR762/416/417/G28 V2 Battle Grip With Contoured Back Strap HK-manufactured AR15-style pistol grip will fit all AR-15/M-16 lower receivers as well. It is a great upgrade for any AR15, M16/416 style firearm. Provides...
    HKP-01912
    $75.99
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