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 MP5 40/10 Flash hider - 3-Lug - HKP-00442 HK MP5 Flash Hider - 3 Lug - 10mm / .40 S&W

    HK MP5 Flash Hider - 3 Lug - 10mm / .40 S&W

    H&K Heckler & Koch

    $199.99
    HK Heckler and Koch's Flash Hider with 3-Lug Connection Fits all factory in-spec 3 Lug MP5 40/10 Barrels. Specifications: Made In Germany 3-Lug Compatible With: HK MP5
    HKP-00442
    $199.99
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  • New - H&K MP5, SP5 4 Position 0,1 Trigger Group - Universal Trigger group - HKP-16725
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    HK MP5, SP5 4 Position 0,1 Trigger Group - Universal Trigger group

    H&K Heckler & Koch

    $1,999.95
    H&K MP5, SP5 4 Position 0,1 Trigger Group - Universal Trigger group New HK German MP5, SP5 9mm 4 Position Burst (0,1,3, F) Trigger Housing professionally clipped & pinned and paired with a factory German MP5 trigger pack ready for your semi-auto...
    HKP-16725
    $1,999.95
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  • HK MP5, MP5K Faux Suppressor - KAC Style - 1/2x28 HK MP5, MP5K Faux Suppressor - KAC Style - 1/2x28
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    HK MP5, MP5K Faux Suppressor - KAC Style - 1/2x28

    MFI

    $138.95
    MFI HK MP5K, SP5K KAC-Navy Faux Suppressor - 1/2x28 The MFI faux KAC-Navy suppressor is designed to thread onto any 1/2x28 barrels and fully enclose the 3-lugs, ensuring an authentic looking fit and finish. Inspired from the coveted KAC MP5N suppressor,...
    HKP-22364
    $138.95
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  • New - SB Tactical SBA5 Brace - HKP-21794-M Brace - SBA5
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    Brace - SBA5

    SB Tactical

    $123.95
    SB Tactical SBA5 Brace The SBA5 Pistol Stabilizing Brace is 5-position adjustable and designed for all platforms capable of accepting a mil-spec carbine receiver extension. Featuring an integral, ambidextrous QD sling socket and an arm cuff based on the...
    HKP-21794-M
    $123.95
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  • New - Nefarious Arms HK 416 Gas Block Assembly Tool - HKP-21273 HK416 Gas Block Assembly Tool
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    HK416 Gas Block Assembly Tool

    Nefarious Arms

    $94.95
    Nefarious Arms HK 416 Gas Block Assembly Tool A Nefarious Arms creation for those that like to service or replace their 416 gas block. This assembly tool will effortlessly help you assemble or disassemble your 416 gas block by simply aligning the two...
    HKP-21273
    $94.95
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  • New - KCI 30 Round HK MP5 Supersonic Labeled Magazine - HKP-21130 KCI 30 Round HK MP5 Supersonic Labeled Magazine
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    KCI 30 Round HK MP5 Supersonic Labeled Magazine

    KCI

    $44.95
    KCI 30 Round HK MP5 Supersonic Labeled Magazine Each 9mm Magazine Features: Latest generation and factory fresh, individually sealed magazine 30-round capacity 9mm caliber marked (9mm x 19) Curved for more reliable feeding with steel chrome follower All...
    HKP-21130
    $44.95
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  • New - Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured - HKP-20004-M
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    HK MP5, SP5 Binary Trigger Group - SEF Navy - BFSIII - 9mm

    FA Franklin Armory

    $1,299.95
    Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured Complete Franklin Armory BFSIII HK-C1 binary trigger pack assembly configured in a 3-position pictogram contoured housing for HK MP5 and SP5 push-pin...
    HKP-20004-M
    $1,299.95
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  • New - Michaels Machines USC to UMP Stock Block B w/Thumbscrew - HKP-20722 HK USC to UMP Stock Block B with Thumb Screw
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    HK USC to UMP Stock Block B with Thumb Screw

    Michaels Machines

    $249.95
    Michaels Machines USC to UMP Stock Block B w/Thumbscrew For use with all HK UMP factory or US made folding stocks. Each unit comes with a thumbscrew  on one end and a slotted section on the other end. This is a required part for the HK USC-UMP...
    HKP-20722
    $249.95
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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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    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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