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 - CFG Low Profile Rear Sight Base Mount - 10 Slot - HKP-18236 HK MP5, HK94, SP89, SP5K Optic Mount - Low Profile - Picatinny
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    HK MP5, HK94, SP89, SP5K Optic Mount - Low Profile - Picatinny

    CFG

    $119.95
    CFG Low Profile Rear Sight Base Mount - 10 Slot This new offering is a neat low profile offering that allows the user to replace the rear sight and add an extremely low profile super robust picatinny optic mount to your HK MP5, MP5K firearm. Made in the...
    HKP-18236
    $119.95
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    $119.95
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  • New - B&T MP5 3 Position Adjustable Folding Stock - HKP-18100 B&T MP5 3 Position Adjustable Folding Stock
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    B&T MP5 3 Position Adjustable Folding Stock

    B&T Brugger & Thomet

    $389.95
    B&T MP5 3 Position Adjustable Folding Stock Swiss made B&T folding and length adjustable stock for the HK MP5. This is a military grade stock as supplied by B&T to military and law enforcement units world-wide...
    HKP-18100
    $389.95
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    $389.95
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  • Out Of Stock
    New - H&K 4 Position Ambidextrous 0,1,2,F Burst Trigger Pack - HKP-00149

    HK 4 Position Ambidextrous 0,1,2,F Burst Trigger Pack

    H&K Heckler & Koch

    $0.00
    H&K 4 Position Ambidextrous 0,1,2,F Burst Trigger Pack New HK German 4 position burst trigger pack complete available in your choice of 9mm, 40/10, .223 & .308. We can set up each trigger pack in any caliber you wish (please specify when checking...
    HKP-00149
    $0.00
    Out Of Stock
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  • New - H&K 3 Position Ambidextrous Selector Lever - BURST ONLY - HKP-01294 HK 3 Position Ambidextrous Selector Lever - BURST ONLY
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    HK 3 Position Ambidextrous Selector Lever - BURST ONLY

    H&K Heckler & Koch

    $99.47
    H&K 3 Position Ambidextrous Selector Lever - BURST ONLY This selector lever will convert any 4 position 0, 1, 2, F or 0, 1, 3, F trigger group to non-full auto BURST capability only, making the rotation 3 position instead of 4 position. This selector...
    HKP-01294
    $99.47
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    $99.47
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  • Out Of Stock
    Used - H&K 30 Round MP5 9mm Magazine-Straight - HKP-16263 HK MP5 Straight Magazine - 9mm - 30 Round

    HK MP5 Straight Magazine - 9mm - 30 Round

    H&K Heckler & Koch

    $0.00
    German H&K MP5 9mm 30 Round Straight Magazine Each original German HK manufactured magazine ranges from VG to like new condition. This is the first production MP5 style of magazine. Each is date coded with factory HK markings. No longer made or...
    HKP-16263
    $0.00
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  • On Sale
    HK Trigger Pack Ejector Lever Axle - USED HK Trigger Pack Ejector Lever Axle - USED
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    HK Trigger Pack Ejector Lever Axle - USED

    H&K Heckler & Koch

    Now: $12.95
    Was: $19.95
    HK Trigger Pack Ejector Lever Axle - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German ejector lever axle pin for all HK trigger packs. This is the factory correct axle pin that holds the...
    HKP-01091-USED
    Now: $12.95
    Was: $19.95
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    Now: $12.95
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  • HK MP5, MP5K Folding Stock or Brace - HDA3 HK MP5, MP5K Folding Stock or Brace - HDA3
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    HK MP5, MP5K Folding Stock or Brace - HDA3

    Haga Defense

    $349.95
    HDA3 Stock and Brace for MP5K, SP5K The HDA3 is a modular, USA-made stock and brace system developed by Haga Defense and A3 Industries. Built for strength, adaptability, and cross-platform compatibility, it delivers premium rigidity, smooth...
    HKP-22355-M
    $349.95
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    $349.95
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  • Used - H&K 416 10.4" Date Coded OTB Upper Receiver Kit - USED - HKP-22193-M HK416 Upper Receiver Kit - 10.4" - Date Coded - OTB - USED
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    HK416 Upper Receiver Kit - 10.4" - Date Coded - OTB - USED

    H&K Heckler & Koch

    $3,789.95
    H&K 416 10.4" Date Coded OTB Upper Parts Kit - USED Genuine HK 416 10.4″ date coded used upper parts kit with a factory German 10.4″ barrel with the new Over The Beach (OTB) features (vented gas block, quad rail forearm).  Finish...
    HKP-22193-M
    $3,789.95
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    $3,789.95
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  • New - KCI 30 Round MP5 9mm Magazine - 10 Pack - Cerakoted - HKP-22066 KCI 30 Round MP5 9mm Magazine - 10 Pack - Cerakoted
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    KCI 30 Round MP5 9mm Magazine - 10 Pack - Cerakoted

    KCI

    $349.95
    KCI 30 Round MP5 9mm Magazine - 10 Pack Get reliable performance and a splash of style with the KCI 30 Round MP5 9mm Magazine 10-Pack. Cerakoted for durability, this pack includes two magazines in each of five distinct colors—perfect for quick...
    HKP-22066
    $349.95
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  • On Sale
    HK MP5 9mm 2 Position 0,1 FBI Style Polymer Housing - Push Pin - USED - BLEMISHED HK MP5 9mm 2 Position 0,1 FBI Style Polymer Housing - Push Pin - USED - BLEMISHED
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    HK MP5 9mm 2 Position 0,1 FBI Style Polymer Housing - Push Pin - USED - BLEMISHED

    H&K Heckler & Koch

    Now: $139.95
    Was: $209.95
    H&K MP5 9mm 2 Position 0,1 FBI Style Polymer Housing - Push Pin - USED - BLEMISHED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART...
    HKP-16056-PP-B
    Now: $139.95
    Was: $209.95
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    Now: $139.95
    Was: $209.95
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  • New - H&K MR556 A4/416 A5 Gas Block Spring - HKP-22060 HK MR556 A4/416 A5 Gas Block Spring
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    HK MR556 A4/416 A5 Gas Block Spring

    H&K Heckler & Koch

    $19.95
    H&K MR556 A4/416 A5 Gas Block Spring German-made gas block spring for the MR556 A4 and HK416 A5. Compatible With: HK MR556 A4 HK416 A5
    HKP-22060
    $19.95
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    $19.95
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  • New - H&K MR556/MR762 Ribbon for Buttstock - HKP-22002 HK MR556, MR762 Ribbon for Buttstock
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    HK MR556, MR762 Ribbon for Buttstock

    H&K Heckler & Koch

    $53.95
    H&K MR556A1, MR762A1 Ribbon for Buttstock Factory HK ribbon used for sling attachment. Can also be used on the E1 Buttstock. Compatible With: HK MR556/416 MR762/417
    HKP-22002
    $53.95
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    $53.95
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