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 - HK MP5K & SP89 - FBI Trigger Group Complete - HKP-00401 HK MP5K & SP89 - FBI Trigger Group Complete
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    HK MP5K & SP89 - FBI Trigger Group Complete

    H&K Heckler & Koch

    $849.95
    HK MP5K & SP89 - FBI Trigger Group Complete New HK German. This is a great upgrade and investment for your HK SP-89 or MP5K clone. This trigger group is clipped and pinned and ready to install on your HK, with all the latest HK upgraded parts...
    HKP-00401
    $849.95
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  • New - HKP MP5K/SP89/SP5K 9mm AR Brace/Stock Adapter - HKP-17138 HK MP5K, SP89, SP5K Stock or Brace Adapter - AR  - 9mm
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    HK MP5K, SP89, SP5K Stock or Brace Adapter - AR - 9mm

    HKP HK Parts

    $114.95
    HKP MP5K/SP89/SP5K 9mm AR Brace/Stock Adapter Each AR stock, brace adapter is made from a solid billet of CNC machined aircraft grade aluminum. Properly buffered with factory correct H buffers to protect your expensive firearm. This is the finest AR...
    HKP-17138
    $114.95
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    $114.95
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  • New - H&K MP5, HK94 & SP5K Rear Sight Drum & Base - HKP-00073 HK MP5, HK94, SP5K Rear Sight Drum and Base
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    HK MP5, HK94, SP5K Rear Sight Drum and Base

    H&K Heckler & Koch

    $109.95
    H&K MP5, HK94, & SP5K Rear Sight Drum and Base This is an HK German part that's a great upgrade for the SP5, SP5K, and SP89 or MP5K models. We highly suggest adding the following items to complete the rear sight set that's not included. Sight...
    HKP-00073
    $109.95
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    $109.95
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  • On Sale
    New - CZ Scorpion EVO Ace Brace/Stock Adapter - HKP-18523 CZ Scorpion EVO Ace Brace/Stock Adapter HKP HK Parts HKP-18523
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    CZ Scorpion Stock or Brace Adapter - EVO Ace

    HKP HK Parts

    Now: $17.95
    Was: $39.95
    CZ Scorpion EVO Ace Brace/Stock Adapter The CZ Scorpion EVO ACE Stock Adapter allows you to upgrade your CZ Scorpion with any ACE Folding Stock/Brace or ACE Stock/Brace Accessories. Solid billet machined aluminum adapter anodized black in color.
    HKP-18523
    Now: $17.95
    Was: $39.95
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  • Flat Bending Jig Set For All HK Style Flats - RENTAL HKP HK Parts HKP-19595-RENTAL HK Receiver Flat Bending Set Jig - RENTAL
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    HK Receiver Flat Bending Set Jig - RENTAL

    HKP HK Parts

    $99.95
    Flat Bending Jig Set For All HK Style Receiver Flats - RENTAL Receiver flat bending jig RENTAL for all HK receiver flats.  Our rental jigs are crafted in the US from billeted steel and include the latest revisions with proper dowel spacing for the...
    HKP-19595-RENTAL
    $99.95
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  • New - B&T Flash Hider w/Interface for Rotex IIA - M15x1 - .223 - HKP-22215 HK416, MR556 Flash Hider - ROTEX IIA - Threaded M15x1
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    HK416, MR556 Flash Hider - ROTEX IIA - Threaded M15x1

    B&T Brugger & Thomet

    $119.95
    B&T Brugger and Thomet's Flash Hider for your HK416, HK33, HK53, and HK93. Swiss-made B&T flash hider for all 5.56 / .223 firearms threaded in M15x1. Features a precision machined interface for Rotex IIA and Surefire suppressors. Compatible...
    HKP-22215
    $119.95
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    $119.95
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  • New - HK 416 .22 Magpul UCS Stock with Adapter - HKP-22196 HK416 Ultra Carbine Stock and Adapter - .22LR Pistol
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    HK416 Ultra Carbine Stock and Adapter - .22LR Pistol

    HKP HK Parts / Magpul

    $264.95
    HK 416 .22LR Pistol Magpul UCS Stock with Adapter The HK Parts UCS adapter and stock for the MP5K pairs our proven stock adapter with Magpul's UCS stock for a compact, adjustable configuration. The UCS stock features a reversible hinge for left and right...
    HKP-22196
    $264.95
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    $264.95
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  • New - HKP HK MP5/K Aimpoint ACRO Picatinny Sight Mount - HKP-22067 HK MP5, MP5K Optic Mount, ACRO P-1, P-2 - Picatinny
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    HK MP5, MP5K Optic Mount, ACRO P-1, P-2 - Picatinny

    HKP HK Parts

    $98.95
    HKP HK MP5, MP5K Aimpoint ACRO Picatinny Sight Mount The HKP Aimpoint ACRO Picatinny mount is a rugged, low-profile solution for mounting your ACRO red dot sight. Designed to fit any firearm with a Picatinny rail. It ensures a secure fit, optimal sight...
    HKP-22067
    $98.95
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    $98.95
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  • On Sale
    New - SureFire Z10 Switch Blocker - HKP-99120
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    Z10 Switch Blocker

    Surefire

    Now: $11.95
    Was: $39.95
    SureFire Z10 Switch Blocker The SureFire Z10 Switch Blocker is an adhesive-backed metal cover that limits the exposed length of the momentary-on switch on SureFire WeaponLights. Compatible With: SureFire WeaponLights THIS CLOSEOUT PART IS NOT ELIGIBLE...
    HKP-99120
    Now: $11.95
    Was: $39.95
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  • On Sale
    New - HK MP5K Trunnion - Gunsmith Special - HKP-99090 HK MP5K Trunnion - Gunsmith Special
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    HK MP5K Trunnion - Gunsmith Special

    USA

    Now: $24.95
    Was: $54.95
    HK MP5K Trunnion - Gunsmith Special US made HK MP5 trunnions sold as-is. Will require work before being functional. We recommend the work be performed by a professional gunsmith. The condition will vary from part-to-part vs. the pictured unit. Compatible...
    HKP-99090
    Now: $24.95
    Was: $54.95
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  • New - H&K 91/G3(7.62x51/.308) 2-20 Round Aluminum Mags W/ Rubberized Mag Pouch - Like New - HKP-21804 HK 91, G3 2-20 Round Aluminum Mags - Rubberized Mag Pouch - Like New
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    HK 91, G3 2-20 Round Aluminum Mags - Rubberized Mag Pouch - Like New

    H&K Heckler & Koch

    $36.95
    H&K 91/G3/MSG90 (7.62x51/.308) 2-20 Round Aluminum Mags W/ Rubberized Mag Pouch 2 Like-New HK German 20 round aluminum magazines, accompanied by a premium hand-picked green rubberized mag pouch. This bundle is the perfect choice for anyone looking to...
    HKP-21804
    $36.95
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    $36.95
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  • Out Of Stock
    New - B&T HK MP5K - MBT Stock - HKP-21421 HK MP5K - MBT Stock

    HK MP5K - MBT Stock

    B&T Brugger & Thomet

    $569.95
    B&T HK MP5K - MBT Stock B&T MBT folding stock for HK MP5K. Polymer stock and adapter.  Features: 8 position length adjustment Telescoping cheek riser w/ 3 position height adjustment Folds to the right canted downward 3.5 degrees Locks...
    HKP-21421
    $569.95
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    $569.95
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