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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  • Out Of Stock
    On Sale
    New - B&T HK G36/SL8 Quad Rail Handguard - Black - HKP-16897 HK G36/SL8 Quad Rail Handguard - BLEMISHED

    HK G36/SL8 Quad Rail Handguard - BLEMISHED

    B&T Brugger & Thomet

    Now: $299.95
    Was: $379.95
    HK G36/SL8 Quad Rail Handguard - BLEMISHED INSTALLATION MARKINGS - OPEN BOX COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. New B&T Swiss manufactured G36 and...
    HKP-16897-B
    Now: $299.95
    Was: $379.95
    Out Of Stock
    Qty in Cart: 0
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    Now: $299.95
    Was: $379.95
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  • Out Of Stock
    On Sale
    New - HK SP89, SP5K, MP5K - Forearm - HKP-17397 HK MP5, MP5K, SP89 Handguard with Handstop - BLEMISHED

    HK MP5, MP5K, SP89 Handguard with Handstop - BLEMISHED

    HKP HK Parts

    Now: $21.95
    Was: $29.95
    HK MP5, MP5K, SP89 Handguard with Handstop - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Compatible With: HK MP5K HK SP89 HK SP5K MP5 Reverse...
    HKP-17397-B
    Now: $21.95
    Was: $29.95
    Out Of Stock
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    Now: $21.95
    Was: $29.95
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  • UMP, USC Front Sight - Omega UMP, USC Front Sight - Omega
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    UMP, USC Front Sight - Omega

    OMEGA

    $9.95
    Omega UMP And USC Front Sight Front sight for HK UMP and HK USC Compatible With: HK UMP HK USC
    HKP-22513
    $9.95
    Add to Cart
    Qty in Cart: 0
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    $9.95
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  • On Sale
    HK SL8, G36, Sight Rail - Front and Rear Sights - BLEMISHED HK SL8, G36, Sight Rail - Front and Rear Sights - BLEMISHED
    Add to Cart

    HK SL8, G36, Sight Rail - Front and Rear Sights - BLEMISHED

    H&K Heckler & Koch

    Now: $449.95
    Was: $598.95
    Heckler and Koch HK SL8, G36, Sight Rail - BLEMISHED ONLY 2 UNITS AVAILABLE - VARYING CONDITION SHOWN - SOLD INDIVIDUALY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE...
    HKP-17718-B
    Now: $449.95
    Was: $598.95
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    Qty in Cart: 0
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    Now: $449.95
    Was: $598.95
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  • Muzzle Brake - 5.56 and .308 - Threaded 5/8x24 RH Muzzle Brake - 5.56 and .308 - Threaded 5/8x24 RH
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    Muzzle Brake - 5.56 and .308 - Threaded 5/8x24 RH

    HKP HK Parts

    $29.95
    HKP muzzle brake threaded 5/8x24 RH for 5.56/.223 and 7.62x51/.308 firearms This HKP muzzle brake is manufactured in the USA to HK specifications and is designed for use on 5.56 and .308 rifles. It features a partially milled birdcage-style design...
    HKP-22508
    $29.95
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    Qty in Cart: 0
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    $29.95
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  • Out Of Stock
    On Sale
    HK416, G36 Flash Hider - 5.56 - Threaded 1/2x28 HK416, G36 Flash Hider - 5.56 - Threaded 1/2x28

    HK416, G36 Flash Hider - 5.56 - Threaded 1/2x28

    Advanced Armament

    Now: $55.95
    Was: $79.95
    Advanced Armament BlackOut Flash Hider for 5.56 Rifles – 51T - Threaded 1/2x28 DAMAGED PACKAGING COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The 3-prong...
    HKP-99403
    Now: $55.95
    Was: $79.95
    Out Of Stock
    Qty in Cart: 0
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    Now: $55.95
    Was: $79.95
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    Out Of Stock
  • HK MP5, HK94 Rivet for Case Deflector and Sling - Pack of 5 HK MP5, HK94 Rivet for Case Deflector and Sling - Pack of 5
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    HK MP5, HK94 Rivet for Case Deflector and Sling - Pack of 5

    LSC

    $3.95
    LSC HK MP5, HK94 Rivet for Sling Clip and Case Deflector - Pack of 5 Each case deflector, US or German-made, will require two rivets to attach the case deflector to the receiver or flat. You will need two of these for installing one case deflector...
    HKP-99400
    $3.95
    Add to Cart
    Qty in Cart: 0
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    $3.95
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  • On Sale
    New - H&K HK MR556/HK 416 A4/A5 Barrel Nut - HKP-21938 HK416 A4, MR556 A5 Barrel Nut - BLEMISHED
    Add to Cart

    HK416 A4, MR556 A5 Barrel Nut - BLEMISHED

    H&K Heckler & Koch

    Now: $42.95
    Was: $60.95
    HK416 A4, MR556 A5 Barrel Nut - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This precision-machined steel barrel nut is designed specifically for...
    HKP-21938-B
    Now: $42.95
    Was: $60.95
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    Qty in Cart: 0
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    Now: $42.95
    Was: $60.95
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  • On Sale
    HK G36, G36C, G36K Magwell - FDE - BLEMISHED HK G36, G36C, G36K Magwell - FDE - BLEMISHED
    Add to Cart

    HK G36, G36C, G36K Magwell - FDE - BLEMISHED

    HKP HK Parts

    Now: $28.95
    Was: $39.95
    HK G36, G36C, G36K Magwell - FDE - BLEMISHED SHADE OF COLOR MAY VARY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Allows use of all factory G36 and Magpul G36...
    HKP-19300-FDE-B
    Now: $28.95
    Was: $39.95
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    Now: $28.95
    Was: $39.95
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  • On Sale
    HK SL8 to G36 Conversion Kit - Incomplete - BLEMISHED HK SL8 to G36 Conversion Kit - Incomplete - BLEMISHED
    Add to Cart

    HK SL8 to G36 Conversion Kit - Incomplete - BLEMISHED

    Special Weapons

    Now: $239.95
    Was: $319.95
    HK SL8 to G36 Conversion Kit - Incomplete - BLEMISHED VARYING CONDITION SHOWN - SOLD INVDIVIDUALLY DOES NOT INCLUDE STOCK OR AR-STYLE MAGAZINE ADAPTER COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN...
    HKP-99394
    Now: $239.95
    Was: $319.95
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    Qty in Cart: 0
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    Now: $239.95
    Was: $319.95
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  • On Sale
    HK MP5, HK33, HK91 3 Position (0,1,3 Pictogram) Universal Housing - Push Pin - BLEMISHED HK MP5, HK33, HK91 3 Position (0,1,3 Pictogram) Universal Housing - Push Pin - BLEMISHED
    Add to Cart

    HK MP5, HK33, HK91 3 Position (0,1,3 Pictogram) Universal Housing - Push Pin - BLEMISHED

    H&K Heckler & Koch

    Now: $176.95
    Was: $249.95
    HK MP5, HK33, HK91 3-Position (0, 1, 3) Universal Trigger Housing - Push Pin - 9mm, .40/10, 5.56/.223, 7.62/.308 VARYING CONDITION SHOWN - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR...
    HKP-99376
    Now: $176.95
    Was: $249.95
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    Qty in Cart: 0
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    Now: $176.95
    Was: $249.95
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  • Out Of Stock
    On Sale
    HK Linear Compensator - Threaded 5/8x24 RH - (5.56 & .308) - USED HK Linear Compensator - Threaded 5/8x24 RH - (5.56 & .308) - USED

    HK Linear Compensator - Threaded 5/8x24 RH - (5.56 & .308) - USED

    HKP HK Parts

    Now: $65.95
    Was: $149.95
    HK Linear Compensator - Threaded 5/8x24 RH - (5.56 & .308) - USED ONLY 1 UNIT AVAILABLE - AS PICTURED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Linear compensators give you the best of both...
    HKP-19338-USED
    Now: $65.95
    Was: $149.95
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    Qty in Cart: 0
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    Now: $65.95
    Was: $149.95
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    Out Of Stock
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