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 - Geissele HK 416 10.5" M-LOK Handguard - Black - HKP-20327 Geissele HK 416 10.5" M-LOK Handguard
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    Geissele HK 416 10.5" M-LOK Handguard

    Geissele

    $499.95
    Geissele HK 416 10.5" M-LOK Handguard The super modular rail HK416 MK15 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and...
    HKP-20327
    $499.95
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    $499.95
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  • New - KDG HK MR556 13.75" M-LOK Rail System - FDE - HKP-19243 HK416, MR556 Rail System - 13.75" - M-LOK, Picatinny - FDE
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    HK416, MR556 Rail System - 13.75" - M-LOK, Picatinny - FDE

    KDG Kinetic Development Group

    $399.95
    Rail System - 13.75" - Brown - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big brother, the KDG HK 762 M-LOK Rail system. Like...
    HKP-19243
    $399.95
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    $399.95
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  • On Sale
    New - HKP Short Sleeve Tee Female - OD Green - HKP-21017-M
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    HKP Women's Shirt - Short Sleeve - OD Green

    HKP HK Parts

    Now: $9.99
    Was: $14.95
    HKP Short Sleeve Shirt for Women - OD Green Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Female fit Fine cotton High fidelity DTG...
    HKP-21017-M
    Now: $9.99
    Was: $14.95
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  • New - HKP PTR HK91 / PTR-91 Bolt Head Complete - HKP-20140 HK91, PTR-91 Bolt Head Complete
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    HK91, PTR-91 Bolt Head Complete

    PTR

    $179.95
    HKP PTR HK91 / PTR-91 Bolt Head Complete New PTR bolt head complete with extractor, extractor spring, roller retainer plate, pair of 8mm rollers. Ready to drop in to replace your worn out bolt head. Bolt head counts as 1 US made compliance part for the...
    HKP-20140
    $179.95
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    $179.95
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  • New - Geissele HK 416 Super Modular M-LOK 14.5" Rail - DDC - HKP-19808 HK416 Handguard - Super Modular M-LOK - 14.5"- DDC
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    HK416 Handguard - Super Modular M-LOK - 14.5"- DDC

    Geissele

    $549.95
    14.5" HK416 Super Modular Rail M-LOK - DDC (Desert Dirt Color)   The Super Modular Rail HK416 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates...
    HKP-19808
    $549.95
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    $549.95
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  • On Sale
    New - HKP HK MP5, 93/53/33 AR Brace/Stock Adapter w/ QD Sling Attachment Point - Red - HKP-19786 HK33, HK53, HK93, MP5 Stock or Brace Adapter - AR Style - QD Sling Attachment Point - Red
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    HK33, HK53, HK93, MP5 Stock or Brace Adapter - AR Style - QD Sling Attachment Point - Red

    HKP HK Parts

    Now: $49.95
    Was: $124.99
    HKP HK MP5, 93/53/33 AR Brace/Stock Adapter w/ QD Sling Attachment Point - Red   Each AR stock, brace adapter is made from a solid billet of CNC machined aircraft grade aluminum with QD Sling Attachment Points. Properly buffered with factory...
    HKP-19786
    Now: $49.95
    Was: $124.99
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  • New - Franklin Armory BFSIII HK-C1 - Trigger Group - SEF Navy Style - HK93, HK33 - HKP-19647 HK33, HK53, HK93 HK-C1 BFSIII Trigger Group - SEF Navy Style
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    HK33, HK53, HK93 HK-C1 BFSIII Trigger Group - SEF Navy Style

    H&K Hechler & Koch / FA Franklin Armory

    $879.95
    Franklin Armory BFSIII HK-C1 - Trigger Group - SEF Navy Style - HK93, HK33 3 Position HK Binary Trigger Group Binary triggers count as 4 922r compliant components. The components that count towards 922r compliance include the trigger pack box, trigger,...
    HKP-19647
    $879.95
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    $879.95
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  • HK MR762 Firing Pin - HKP-17795
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    HK MR762 Firing Pin

    HKP HK Parts

    $29.95
    H&K HK MR762 Firing Pin US made steel firing pin for MR762 platforms. Compatible With: HK MR762
    HKP-17795
    $29.95
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    $29.95
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  • New - H&K HK 416 .22 Folding Front Sight - HKP-02681
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    HK416 .22 Folding Front Sight

    Walther / Umarex

    $59.95
    Umarex HK 416D .22 Folding Front Sight This is a drop in part that does not require any gunsmithing or special applications on the HK 416D .22 rifle or pistol. Each unit comes complete with the mounting hardware to the front mounting point.  Please...
    HKP-02681
    $59.95
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    $59.95
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  • Out Of Stock
    New - H&K HK MR556/MR762/416 Buttstock Locking Bolt - HKP-16845

    HK416, MR556, MR762 Buttstock Locking Bolt

    H&K Heckler & Koch

    $0.00
    H&K HK MR556/MR762/416 Buttstock Locking Bolt   Compatible With: HK MR556 HK 416 HK MR762
    HKP-16845
    $0.00
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  • New - H&K 416A5 RAL 8K Stripped Upper Receiver - HKP-18787 HK416 A5 Stripped Upper Receiver - RAL8000
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    HK416 A5 Stripped Upper Receiver - RAL8000

    H&K Heckler & Koch

    $1,559.95
    HK German Un-Assembled - Stripped HK416 A5 Upper Receiver - RAL 8K Brand new factory German RAL 8000 HK416A5 upper receiver. Compatible With: HK416 HK MR556 HK MR223 Looking for a matching lower for your build?  STS416 A5 LOWER - Specialized...
    HKP-18787
    $1,559.95
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    $1,559.95
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  • New - H&K HK G36 Guide Rod Set Screw - HKP-01873
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    HK G36 Screw for Guide Rod Set

    H&K Heckler & Koch

    $9.95
    HK G36 Guide Rod Set Screw Replacement guide rod set screw for HK G36 platforms. Designed to secure the guide rod assembly within the bolt carrier group during proper installation and maintenance. Compatible With: G36  
    HKP-01873
    $9.95
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    $9.95
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