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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  • HKP HK MP5 .22LR Aimpoint ACRO Sight - Raised Height HKP HK Parts HKP-22248-M HK MP5 Optic Mount - .22LR - Raised - Aimpoint ACRO
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    HK MP5 Optic Mount - .22LR - Raised - Aimpoint ACRO

    HKP HK Parts

    $119.95
    HKP HK MP5 .22LR Aimpoint ACRO Sight Mount - Raised Height MP5 .22LR raised height mount for the Aimpoint ACRO mounting interface. Our ACRO mounts provide an unobstructed view of the factory HK sights through the mount giving the shooter the best of...
    HKP-22248-M
    $119.95
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    $119.95
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  • New - Heckler and Koch HK416 and HK417 Pistol Grip and Tool - Black - HKP-22208 HK416, MR556, HK417, MR762 Pistol Grip - Tool Included
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    HK416, MR556, HK417, MR762 Pistol Grip - Tool Included

    H&K Heckler & Koch

    $159.95
    HK Heckler and Koch's Pistol Grip with tool - Black Factory German pistol grip in black.  Compatible With: HK416, MR556 HK417, MR762 M27 G28 AR-15, M4, & M16 Platforms  
    HKP-22208
    $159.95
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    $159.95
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  • On Sale
    New - Super Slim Picatinny Riser Mount - 4 Slots - BLEMISHED - HKP-99229-M Picatinny Riser Mount - Super Slim - 4 Slots - BLEMISHED
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    Picatinny Riser Mount - Super Slim - 4 Slots - BLEMISHED

    Other

    Now: $26.21
    Was: $49.95
    Super Slim Picatinny Riser Mount - 4 Slots - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The slim Picatinny riser mount is offered in two clamp...
    HKP-99229-M
    Now: $26.21
    Was: $49.95
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    Now: $26.21
    Was: $49.95
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  • Out Of Stock
    New - B&T Telescopic Stock End Cap - HKP-21721 B&T Telescopic Stock End Cap

    B&T Telescopic Stock End Cap

    B&T Brugger & Thomet

    $8.95
    B&T Telescopic Stock End Cap B&T replacement end cap for telescopic stocks.  Limits the extension of the stock to keep it from sliding out of the guides.
    HKP-21721
    $8.95
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    $8.95
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  • New - HKP HK UMP Flash Hider - Birdcage Style - 5/8x24 - HKP-21579 HK UMP Flash Hider - Birdcage Style - 5/8x24
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    HK UMP Flash Hider - Birdcage Style - 5/8x24

    HKP HK Parts

    $49.95
    HKP HK UMP Flash Hider - Birdcage Style - 5/8x24 We are pleased to present the HKP UMP birdcage flash hider, designed specifically for our UMP 45 parts kit. This exceptional accessory not only protects exposed threads but also enhances the overall...
    HKP-21579
    $49.95
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  • New - B&T HK MP5 - MBT Stock - HKP-21422 HK MP5 Folding Stock - MBT
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    HK MP5 Folding Stock - MBT

    B&T Brugger & Thomet

    $650.00
    B&T Brugger and Thomet MBT Stock for HK MP5 B&T MBT folding stock for HK MP5. Polymer stock and adapter.  Features: 8 position length adjustment Telescoping cheek riser with 3 position height adjustment Folds to the right canted downward...
    HKP-21422
    $650.00
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    $650.00
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  • On Sale
    New - JMAC HK G36/HK33 Muzzle Device - Threaded 15x1 - HKP-21258 HK G36, HK33 Muzzle Device- RRD-360 - Threaded 15x1
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    HK G36, HK33 Muzzle Device- RRD-360 - Threaded 15x1

    JMAC Customs

    Now: $77.95
    Was: $99.95
    JMAC 5.56 / .223 Muzzle Device Threaded 15x1 for HK G36 and HK33 The RRD-360 Muzzle Device from JMAC Customs is unlike others on the market today. This device vents gasses 360 degrees away from your muzzle requiring less effort from the...
    HKP-21258
    Now: $77.95
    Was: $99.95
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    Now: $77.95
    Was: $99.95
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  • On Sale
    New - TPM - Tikka Bolt Shroud - Black - HKP-20783 Tikka, CTR Bolt Shroud
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    Tikka, CTR Bolt Shroud

    Tactical Precision MFG

    Now: $28.95
    Was: $54.99
    Tactical Precision MFG Tikka Bolt Shroud made of Titanium This titanium Tikka bolt shroud is durable and corrosion resistant.  Features: Made in the USA Dimensions: 1 9/16" x 7/8" x 3/4" Compatible With: Tikka T3, T3x, and CTR rifles NOT...
    HKP-20783
    Now: $28.95
    Was: $54.99
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    Now: $28.95
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  • New - B&T Unigrip Fixed With Storage Compartment - FDE - HKP-18042
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    B&T Unigrip Fixed With Storage Compartment - FDE

    B&T Brugger & Thomet

    $69.95
    B&T Vertical Grip - Fixed Style With Storage Compartment - TAN Swiss made B&T vertical for-end grip for picatinny. Made of tan polymer and includes a water tight storage compartment in the bottom of the grip. Will fit all mil-spec picatinny...
    HKP-18042
    $69.95
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    $69.95
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  • Used - H&K HK 91/G3/PTR Fixed Stock Complete w/ Enhanced Heavy Buffer - Surplus - Black - HKP-20069 HK91, G3 PTR Fixed Buttstock, Complete with Enhanced Heavy Buffer - Surplus - Black
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    HK91, G3 PTR Fixed Buttstock, Complete with Enhanced Heavy Buffer - Surplus - Black

    H&K Heckler & Koch

    $349.95
    German G3, 91, PTR Stock complete with Enhanced Heavy Buffer - Surplus Used black German stock complete with Enhance DMR buffer installed. Ready to drop in on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts...
    HKP-20069
    $349.95
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  • New - HK MP5/94 3 Position Semi-Only Trigger Group 5 US Made Compliant Parts w/ Flat Trigger - HKP-19939 HK MP5, HK94 Trigger Group -  Flat Trigger - 3 Position - Semi-Only - 5 US Made Compliant Parts
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    HK MP5, HK94 Trigger Group - Flat Trigger - 3 Position - Semi-Only - 5 US Made Compliant Parts

    $649.95
    Trigger Group - Semi-Only - 3 Position - 5 US Made Compliant Parts with Flat Trigger - MP5/94 Ambidextrous Trigger Group - Semi Auto - 5 U.S Parts Includes: Housing Hammer Sear Flat trigger Trigger box Push pin housing if c/p is needed please add the...
    HKP-19939
    $649.95
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  • Out Of Stock
    New - Geissele HK 417 Trigger - HKP-16478 HK417 Trigger - Geissele SSF

    HK417 Trigger - Geissele SSF

    Geissele

    $489.95
    HK417 SSF Trigger- Geissele The Geissele Super Select-Fire (SSF) HK417 trigger is a select-fire combat trigger that Geissele Automatics developed for the U.S. Special Operations Community. The HK417 SSF is a non-adjustable combat style two-stage trigger...
    HKP-16478
    $489.95
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    $489.95
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