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 93/91/33/53/G3 (5.56/.223) & (7.62x51/.308) Bolt Locking Lever Axle Pin - HKP-17624
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    HK33, HK53, HK93, HK91, G3 Bolt Locking Lever Axle Pin

    H&K Heckler & Koch

    $9.95
    HK Bolt Carrier Bolt Locking Lever Axle Pin - G3, 91, PTR & HK93, 33, 53 Brand new HK German bolt locking lever axle pin or cylinder pin for HK locking levers. Compatible With: G3, 91, PTR HK 93, 33, 53 HK21, 23, 11, 13 PSG1, MSG90
    HKP-17624
    $9.95
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    $9.95
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  • New - H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Internal Buffer With Break Springs - HKP-17424
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    HK33, HK53, HK93, HK91, G3 Internal Buffer With Break Springs

    H&K Heckler & Koch

    $17.95
    HK German G3, 91, PTR & HK 33, 93 Internal Buffer Brake Spring New HK German Brake Springs for the standard buffer found on the HK G3, 91, PTR & HK93, 33, 53 rear stocks. Compatible With: All standard A2 fixed stock buffers
    HKP-17424
    $17.95
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    $17.95
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  • Out Of Stock
    Used - H&K 93/53/33 (5.56/.223) Full Auto Bolt Carrier - Buffered Style - Used - HKP-16455 HK33, HK53, HK93 Bolt Carrier - Full Auto - Buffered Style - Used

    HK33, HK53, HK93 Bolt Carrier - Full Auto - Buffered Style - Used

    H&K Heckler & Koch

    $345.95
    HK German production HK German HK33, 33K, 93 Full Auto Bolt Carrier Used Buffered Style Hard to find, vintage HK German buffered style F/A bolt carrier. Perfect for a spare or to upgrade your clone or conversion to the factory correct latest style bolt...
    HKP-16455
    $345.95
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    $345.95
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  • New - Brass Catcher For HK .308/762, 223/556 Rifles - HKP-00846 HK33, HK53, HK93, HK91, G3 Brass Catcher - 7.62 / .308 - 5.56 / .223
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    HK33, HK53, HK93, HK91, G3 Brass Catcher - 7.62 / .308 - 5.56 / .223

    E&L MFG

    $79.95
    E&L Mfg. HK91/G3 Brass Catcher - .308/762, 223/5.56 Rifles Rigid brass catchers are uniquely designed to conform to the shape of the firearm. Snaps on and off instantly and are made from strong, lightweight, black textured plastic. Each holds a...
    HKP-00846
    $79.95
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    $79.95
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  • New - B&T HK MP5K/SP5K/SP89 9mm Barrel - Threaded 1/2x32 - 3-Lug - HKP-17908 HK MP5K, SP89, SP5K Barrel - 9mm - 3 Lug - Threaded 1/2x32
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    HK MP5K, SP89, SP5K Barrel - 9mm - 3 Lug - Threaded 1/2x32

    B&T Brugger & Thomet

    $399.95
    B&T HK MP5K/SP5K/SP89 9mm Barrel - Threaded 1/2x32 - 3-Lug New from B&T Switzerland, this cold hammer-forged (CHF) and nitrided barrel is specifically designed for the HK SP5K. Manufactured to exact HK factory specifications, it features a...
    HKP-17908
    $399.95
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    $399.95
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  • New - H&K MP5, HK94 Steel Cocking Tube Support - HKP-00094 HK MP5, HK94 Cocking Tube Support - Steel
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    HK MP5, HK94 Cocking Tube Support - Steel

    H&K Heckler & Koch

    $84.95
    New HK Factory German MP5 & HK94 All Steel Cocking Tube Support Each HK cocking tube support is a factory German HK part that comes complete with the detent and spring installed. This part is the perfect upgrade from the cheap metal or plastic...
    HKP-00094
    $84.95
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  • Out Of Stock
    New - HKP MP5 9mm Navy Barrel - Threaded 1/2x28 - 3-Lug - HKP-17926 HK MP5 Barrel - 9mm - Threaded 1/2x28 with 3 Lug - Navy - US

    HK MP5 Barrel - 9mm - Threaded 1/2x28 with 3 Lug - Navy - US

    HKP HK Parts

    $179.95
    HKP MP5 9mm Navy Barrel - Threaded 1/2x28 - 3-Lug High quality, US-made MP5-N barrel. Built to last and finished in resilient nitride. Precision milled to the latest specs with the factory correct and updated 16 flutes in the chamber. Three lug &...
    HKP-17926
    $179.95
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  • New - PWS Primary Weapons Systems HK 416 FSC556 Tactical Compensator - HKP-01647
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    HK416 Compensator - PWS FSC556 Tactical

    PWS Primary Weapon Systems

    $89.95
    FSC556 Tactical Compensator (Muzzle Brake) Compensator  The PWS FSC556 has the very best compensation and decrease in muzzle rise. Combine that with enough flash suppression to keep the flash out of your optics and line of sight. Not to mention...
    HKP-01647
    $89.95
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    $89.95
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  • HK MP5, MP5K, SP5, SP5K Magazine Catch - 9mm HK MP5, MP5K, SP5, SP5K Magazine Catch - 9mm
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    HK MP5, MP5K, SP5, SP5K Magazine Catch - 9mm

    MKE

    $26.95
    HK Magazine Catch High-quality magazine catch manufactured by MKE, built to the latest style for improved reliability on factory and clone firearms. Machined from a single piece of steel for increased durability and smoother, more consistent mag...
    HKP-22549
    $26.95
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  • New - H&K HK21 200 Round Belt with Starter Tab - HKP-21925 HK21 Ammunition Belt with Starter Tab - DM1 - 200 Round
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    HK21 Ammunition Belt with Starter Tab - DM1 - 200 Round

    H&K Heckler & Koch

    $114.95
    Heckler and Koch DM1 200 Round Belt with Starter Tab - for HK21 7.62x51/.308 Custom 200 round belt for HK21 and MG3 belt-fed rifles because 50 rounds just aren't enough! Compatible With: HK21
    HKP-21925
    $114.95
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    $114.95
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  • On Sale
    New - B&T Rifle Case Accessory Pouch - Velcro Mount - HKP-21882 Rifle Case Accessory Pouch - Velcro Mount
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    Rifle Case Accessory Pouch - Velcro Mount

    B&T Brugger & Thomet

    Now: $12.95
    Was: $24.95
    B&T Rifle Case Accessory Pouch - Velcro The B&T Accessory Pouch is a versatile and durable storage solution designed to keep essential firearm accessories secure and easily accessible. Whether you need to store bolts, suppressors, small...
    HKP-21882
    Now: $12.95
    Was: $24.95
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  • Out Of Stock
    New - H&K HK 417 M110A1 G28 SDMR Stock - RAL 8K - HKP-21675 HK417, MR762 Buttstock - M110A1, G28 SDMR Clone - RAL8000

    HK417, MR762 Buttstock - M110A1, G28 SDMR Clone - RAL8000

    H&K Heckler & Koch

    $489.95
    HK Heckler and Koch M110A1 G28 SDMR Stock in RAL 8K for HK417 This exceptional stock is the definitive choice for your M110A1, G28 SDMR clone, or any custom build! With its HK E1 Mil-Spec style design, it delivers unmatched quality and performance. The...
    HKP-21675
    $489.95
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    $489.95
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