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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  • Used - H&K MP5K 9mm SEF Trigger Group Navy Style- Full Auto - Push Pin - Used - HKP-18095-PP HK MP5K 9mm SEF Trigger Group Navy Style- Full Auto - Push Pin - Used
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    HK MP5K 9mm SEF Trigger Group Navy Style- Full Auto - Push Pin - Used

    H&K Heckler & Koch

    $499.95
    HK German MP5K SEF Navy Style F/A Trigger Group Complete - Used ON SALE FOR A SPECIAL PROMOTION WHILE SUPPLIES LAST!!! Each trigger group is comprised of genuine Heckler & Koch products Includes: German Full Auto trigger pack with all F/A...
    $499.95
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  • New - AC-Unity HK MP5 Stock w/4 Rubber Pads - HKP-21634 HK MP5 Stock with 4 QD Rubber Buttstock Pads
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    HK MP5 Stock with 4 QD Rubber Buttstock Pads

    AC-Unity

    $129.95
    AC-Unity HK MP5 Stock with 4 Rubber QD Butt Pads MP5 side folding stock assembly from AC-Unity. This assembly includes four quick detach butt pads for a custom fit, prefect for any shooter.  Multiple sling attachments accomodate a wide range of...
    $129.95
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    $129.95
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  • New - Magpul SL HK MP5 Binary Trigger Group - HKP-21406-M HK MP5, SP5 Trigger Group- Binary
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    HK MP5, SP5 Trigger Group- Binary

    Magpul / FA Franklin Armory

    $859.95 - $889.95
    Magpul SL HK MP5 Binary Trigger Group: Latest and greatest trigger group option for those looking for a binary option and the added comfort of the Magpul housing. We take a Magpul SL housing, our compatible binary selector levers, and complete it with a...
    $859.95 - $889.95
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  • New - H&K MP5 & MP5K 9mm Magazine Floor Plate - HKP-01051 HK MP5, HK94, SP89, SP5K Magazine Floorplate - 9mm / .40 S&W / .45 ACP
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    HK MP5, HK94, SP89, SP5K Magazine Floorplate - 9mm / .40 S&W / .45 ACP

    H&K Heckler & Koch

    $10.95
    HK MP5, 94, MP5K, & SP-89 9mm Magazine Floor Plate - German HK New HK German manufacture. It will fit all HK MP5/MP5K magazines.
    $10.95
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  • On Sale
    New - PTR PDW (7.62x39) & (7.62x51/.308) Backplate With Recoil Rod - HKP-02665 HK51, PTR PDW Backplate With Recoil Rod
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    HK51, PTR PDW Backplate With Recoil Rod

    PTR

    Now: $82.46
    Was: $149.95
    HK51, PTR PDW Backplate With Recoil Rod Each unit has been built with new HK parts and painted HK black, ready for use. The PTR PDW is the collapsible recoil-style assembly designed for use on HK51-style builds. This backplate will work on any fixed...
    Now: $82.46
    Was: $149.95
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    Now: $82.46
    Was: $149.95
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  • New - HKP 0,1 Extended Left Side Ambidextrous Selector Lever & Right Side Set - HKP-17229 HKP 0,1 Extended Left Side Ambidextrous Selector Lever & Right Side Set HKP HK Parts HKP-17229
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    HK 0,1 Extended Left Side Ambidextrous Selector Lever & Right Side Set

    HKP HK Parts

    $99.95
    Left Side Extended & Standard Right Side Ambidextrous Selector Lever Set- 0,1 New for the US market is a pair of ambi selector levers for use ambidextrous 9X series trigger packs and trigger groups. 2 position Safe & semi only functions 0,1...
    $99.95
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  • New - H&K 93/91/33/53/G3 (5.56/.223) & (7.62x51/.308) Bolt Locking Lever Spring For Bolt Head - HKP-16274
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    HK33, HK53, HK93, HK91, G3 Bolt Locking Lever Spring For Bolt Head

    H&K Heckler & Koch

    $4.95
    HK Bolt Carrier Bolt Locking Lever Spring New HK German factory bolt carrier locking lever spring for locking lever latch. Compatible With: HK G3, HK91 PTR models HK93, 33, 53 Other clones and custom builds
    $4.95
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    $4.95
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  • New - B&T Short Style Quick Detach Vertical Grip - Coyote Tan - HKP-18041
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    B&T Vertical Foregrip - Short Style - Quick Detach - Coyote Tan

    B&T Brugger & Thomet

    $75.00
    B&T Short Style Quick Detach Vertical Grip - Coyote Tan Swiss made B&T quick detach short vertical for-end grip with quick release throw lever for picatinny. Made of tan polymer and includes a water tight storage compartment in the bottom of the...
    $75.00
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    $75.00
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  • New - Franklin Armory HK MP5/91/93 Binary Trigger Pack - HK-C1 - HKP-18434 HK MP5K, SP5K, HK91, G3 Series Binary Trigger - Curved - BFSIII
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    HK MP5K, SP5K, HK91, G3 Series Binary Trigger - Curved - BFSIII

    FA Franklin Armory

    $629.99
    Franklin Armory BFSIII HK-C1 Binary Trigger Pack for HK MP5K, HK SP5K, HK91, and HK G3 The BFSIII™ for HK is a 3-Position Trigger. In position 3 it will fire 1 round on Pull and 1 round on Release. This makes it the fastest semi-automatic trigger...
    $629.99
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    $629.99
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  • New - H&K G36/SL8 (5.56/.223)Forearm, Lower, Magwell - Push Pin - HKP-00804
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    HK G36, SL8 Push Pin - Fits Handguard, Lower, Magwell

    H&K Heckler & Koch

    $34.95
    New HK German G36 & HK SL8 Push Pin For Forearm, Mag Well Or Lower Each push pin is a factory German part and is new. This is also required for those doing the SL8 to G36 style conversions. A factory German G36 uses three of these factory push pins...
    $34.95
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  • New - B&T HK UMP & B&T APC Folding Stock - HKP-17441-M HK UMP & B&T APC Folding Stock
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    HK UMP & B&T APC Folding Stock

    B&T Brugger & Thomet

    $140.00
    B&T HK UMP & B&T APC Folding Stock Swiss manufactured B&T APC & UMP Folding stock. (NFA rules apply) Compatible With: HK UMP .45, .40, & 9mm HK USC (with UMP conversion) Omega GS offerings in 45, 40, & 9mm B&T APC9/10/45...
    $140.00
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    $140.00
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  • Used - RCM HK Style MP5K 9mm Complete Bolt Group - HKP-19846 HK MP5K Bolt Group - Complete - 9mm - SA/FA
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    HK MP5K Bolt Group - Complete - 9mm - SA/FA

    RCM

    $394.95
    Complete Bolt Group - RCM - HK Style MP5K 9mm Ideal to replace out of spec, worn or broken bolt groups or for that custom build. Each bolt group is compatible with semi and full-auto MP5K 9mm style firearms.  Each bolt group comes complete,...
    $394.95
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    $394.95
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