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 - HKP 2 Point Leather Sling - Brown - HKP-20162 HKP 2 Point Leather Sling - Brown
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    HKP 2 Point Leather Sling - Brown

    HKP HK Parts

    $49.95
    2 Point Leather Sling - Brown These new HK Parts 2-point slings are based off of the original German HK design that are no longer offered. This is a 1st time offering, handcrafted by a German artisan. Made in the USA from quality leather and hardware for...
    HKP-20162
    $49.95
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  • Used - B&T Folding Stock/Length Adjustable Helmet Stock Section - Used - HKP-19784 B&T Folding Stock/Length Adjustable Helmet Stock Section - Used
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    B&T Folding Stock/Length Adjustable Helmet Stock Section - Used

    B&T Brugger & Thomet

    $49.95
    B&T HK MP5K, SP5K, SP89 Folding/Adjustable Helmet Stock Section Used stocks taken from demilled Swiss Police MP5's. A great stock and value at a great price. Swiss made B&T folding and length adjustable helmet stock for the HK MP5, MP5K and...
    HKP-19784
    $49.95
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  • Out Of Stock
    New - F5 MFG 50 Round BT APC9, BT GHM9 9mm Drum Magazine - Black - HKP-18577 F5 MFG 50 Round BT APC9, BT GHM9 9mm Drum Magazine

    F5 MFG 50 Round BT APC9, BT GHM9 9mm Drum Magazine

    F5 MFG

    $168.95
    F5 MFG 50 Round BT APC9 & GHM9 9mm Drum Magazine  The only one of its kind, Brugger & Thomet APC9 & GHM9 50 round drum magazine. Truly an incredible combination of quality and performance, be the first to own this exclusive accessory...
    HKP-18577
    $168.95
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  • New - HKP HK MP5 40 Locking Roller -4 - HKP-17561
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    HKP HK MP5 40 Locking Roller -4

    HKP HK Parts

    $11.95
    HK US MP540 Undersized Locking Roller, -4 The proper roller size is essential for proper headspacing of bolt gap. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the size you need...
    HKP-17561
    $11.95
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  • New - H&K HK MR556/416 Bolt Carrier - HKP-02718 HK416, MR556 Bolt Carrier
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    HK416, MR556 Bolt Carrier

    H&K Heckler & Koch

    $397.95
    H&K HK MR556/416 Factory Bolt Carrier With The Newer Style Bolt Retaining Key  This is the factory one-piece carrier that has the out-of-battery disconnect and the bolt retaining latch assemblies installed to make up the HK MR556 (556...
    HKP-02718
    $397.95
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  • HK UMP Mag Release - Enhanced - Billeted - 9mm / .40 S&W / .45 ACP
HK UMP Mag Release - Enhanced - Billeted - 9mm / .40 S&W / .45 ACP
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    HK UMP Mag Release - Enhanced - Billeted - 9mm / .40 S&W / .45 ACP

    HKP HK Parts

    $34.95
    HK UMP Paddle Magazine Release - Enhanced This is a very common replacement part as they are fairly easy to break on the UMP lower. With this new mag release, you'll get a wider release as well as a much more durable part. Simple & easy to install no...
    HKP-18758
    $34.95
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  • Used - H&K 91/G3 (7.62x51/.308) Slimline Forearm - Black - Used Surplus - HKP-18315 HK91, G3 Handguard - Slimline Style- Used Surplus
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    HK91, G3 Handguard - Slimline Style- Used Surplus

    H&K Heckler & Koch

    $14.95
    Used Authentic German Military Surplus Black Slim Line Forearm With Heat Shield In used condition. For the money, these are a nice addition to the collection. Compatible With: All full forearm length HK 91, G3, PTR style firearms
    HKP-18315
    $14.95
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    $14.95
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  • Out Of Stock
    New - H&K -2 Roller For Bolt Head 7.98mm - Under-sized - HKP-00505 HK -2 Roller For Bolt Head 7.98mm - Under-sized

    HK -2 Roller For Bolt Head 7.98mm - Under-sized

    H&K Heckler & Koch

    $19.95
    H&K -2 Roller For Bolt Head 7.98mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. New HK German not surplus or used goods. German-made -2 roller. Please Note: The price listed is per roller. Order 2 (pair) for...
    HKP-00505
    $19.95
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  • New - Full AutoTrigger Pack Elbow Spring W/ Roller - HKP-02438 HK MP5, HK91, G3 Elbow Spring with Roller - Trigger Pack - Full Auto
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    HK MP5, HK91, G3 Elbow Spring with Roller - Trigger Pack - Full Auto

    H&K Heckler & Koch

    $44.95
    Full AutoTrigger Pack Elbow Spring W/ Roller This item is a factory HK German replacement part.
    HKP-02438
    $44.95
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  • HKP HK MP5, MP5K Dual 9mm Magazine Clamp Bundle - Turkish Contract HKP HK MP5, MP5K Dual 9mm Magazine Clamp Bundle - Turkish Contract
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    HKP HK MP5, MP5K Dual 9mm Magazine Clamp Bundle - Turkish Contract

    HKP HK Parts

    $99.95
    HKP HK MP5, MP5K Dual 9mm Magazine Clamp Bundle - Turkish Contract HKP dual mag clamp with two Turkish contract 30 round 9mm MP5 magazines.  Ideal for faster mag swaps and having two types of ammo (subs vs supers or FMJ's vs JHP's) ready to load...
    HKP-22492
    $99.95
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  • Out Of Stock
    New - H&K MR556/MR762/416/417 A4 Battle Grip - Black - HKP-22028 HK416, MR556, HK417 A4, MR762 Pistol Grip - Black

    HK416, MR556, HK417 A4, MR762 Pistol Grip - Black

    H&K Heckler & Koch

    $16.95
    H&K MR556/MR762/416/417 A4 Battle Grip - Black Factory H&K battle grip in black. Compatible With: MR556 A1/A4 HK416 HK MR762 A1/A4 HK 417 HK M27 HK G28 AR-15, M4, & M16 Platforms
    HKP-22028
    $16.95
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  • New - B&T Blast Deflector - A2 NATO Interface - HKP-21777 B&T Blast Deflector - A2 NATO Interface
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    B&T Blast Deflector - A2 NATO Interface

    B&T Brugger & Thomet

    $300.00
    B&T Blast Deflector - A2 NATO Interface This blast deflector is designed for NATO style A2 ("birdcage") flash hiders. Offering a universal fit for 5.56 rifles featuring the standard A2 flash hider. It directs muzzle blast forward, preventing...
    HKP-21777
    $300.00
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    $300.00
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