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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  • Picatinny Optic Mount Shield - ACRO P2, C2 - S.W.O.R.D.S Picatinny Optic Mount Shield - ACRO P2, C2 - S.W.O.R.D.S
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    Picatinny Optic Mount Shield - ACRO P2, C2 - S.W.O.R.D.S

    Frost Defense

    $239.95
    Aimpoint ACRO P-2, C-2 Optic Mount - S.W.O.R.D.S - Picatinny Mount The S.W.O.R.D.S Enhanced optic shield designed for Aimpoint ACRO P2/C2 red dot sights. This patent-pending mount system provides robust glare and impact protection by surrounding the...
    HKP-22341-M
    $239.95
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  • HKP HK UMP/USC M-LOK Attachment Piece HKP HK Parts HKP-22249 HK UMP, USC M-LOK Attachment Piece
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    HK UMP, USC M-LOK Attachment Piece

    HKP HK Parts

    $29.95
    HKP HK UMP/USC M-LOK Attachment Piece Upgrade your UMP and USC with the HK Parts M-Lok attachment piece, designed to eliminate the hassle of snagging and shredding your knuckles on Picatinny rails. This exceptional set significantly expands the range of...
    HKP-22249
    $29.95
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  • On Sale
    Used - HK G3 .22 20 Round Conversion Magazine - BLEMISHED - HKP-20750-B HK91, G3 Conversion Magazine - .22LR - 20 Round - BLEMISHED
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    HK91, G3 Conversion Magazine - .22LR - 20 Round - BLEMISHED

    H&K Heckler & Koch

    Now: $149.95
    Was: $199.95
    H&K Heckler & Koch's Conversion Magazine for HK91, G3 - Conversion Kit - 20 Round - BLEMISHED CONDITION MAY VARY. DENTS VISIBLE BUT MAGAZINES ARE STILL FUNCTIONAL. REFER TO PHOTOS TO ASCERTAIN CONDITION. Priced for ONE Conversion Magazine -...
    HKP-20750-B
    Now: $149.95
    Was: $199.95
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    Now: $149.95
    Was: $199.95
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  • New - Blitzkrieg PTR Flat Front Sight Gen 2 - Luminescent Green - HKP-21104 PTR Flat Tip Front Sight - Gen 2 - Luminescent Green
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    PTR Flat Tip Front Sight - Gen 2 - Luminescent Green

    Blitzkrieg Components

    $87.95
    Blitzkrieg PTR Flat Tip Front Sight Gen 2 - Luminescent Green The Blitzkrieg Gen 2 HK-style front sight offers an innovative approach to this classic sighting system. Featuring a conventional flat-tipped post and a striking Tritium dot with a Lumi Green...
    HKP-21104
    $87.95
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  • New - HKP HK SP5 AR, M4 Brace/Stock Adapter - QD Slint Attachment Point - HKP-20725 HK SP5 Stock or Brace  Adapter - AR M4 - QD Slint Attachment Point
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    HK SP5 Stock or Brace Adapter - AR M4 - QD Slint Attachment Point

    HKP HK Parts

    $159.95
    HKP HK SP5 AR, M4 Brace/Stock Adapter - QD Slint Attachment Point Each AR stock, brace adapter is made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points and Cerakote finish for the best looking AR stock adapter...
    HKP-20725
    $159.95
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  • New - Geissele HK 416 10.5" M-LOK Handguard - DDC - HKP-20225 HK416, MR556 Super Modular Handguard - 10.5" - M-LOK - DDC
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    HK416, MR556 Super Modular Handguard - 10.5" - M-LOK - DDC

    Geissele

    $468.95
    Geissele 10.5" M-LOK Handguard - DDC for HK416 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,...
    HKP-20225
    $468.95
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    $468.95
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  • Out Of Stock
    New - H&K G28 Flash Hider - Black - Threaded 15x1 RH - HKP-18444 HK G28 Flash Hider - Threaded 15x1 RH

    HK G28 Flash Hider - Threaded 15x1 RH

    H&K Heckler & Koch

    $179.95
    H&K G28 Flash Hider - Threaded 15x1 RH Contains the factory correct thread pitch and markings. Rare here in the USA. Specifications: Made in Germany. Threaded 15x1 RH Compatible With: HK MR762 models and varaints HK 417 models and variants HK...
    HKP-18444
    $179.95
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  • New - HK94 Clone Original Vented Barrel Shroud w/ Grip - HKP-00020 HK94 Barrel Shroud - Vertical Grip -  Original - Vented
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    HK94 Barrel Shroud - Vertical Grip - Original - Vented

    E&L MFG

    $139.95
    HK94 Clone Original Vented Barrel Shroud w/ Grip This is the OEM HK part. The vertical grip is detachable and will not fit heavier barrels such as Vector or MKE barrels. Please Note: This will NOT fit 3 lug barrels.  
    HKP-00020
    $139.95
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  • New - H&K HK G3, HK91, PTR 91 4 Position Ambidextrous MATCH Trigger Group - HKP-20222 HK91, G3 Trigger Group - Ambi MATCH 4 Position - Clipped and Pinned
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    HK91, G3 Trigger Group - Ambi MATCH 4 Position - Clipped and Pinned

    H&K Heckler & Koch

    $1,495.95
    HK Heckler and Koch Safe, Semi 4 Position Ambi MATCH Trigger Group for HK G3 and HK91 Each ambidextrous match trigger group comes with a custom trigger conversion to a light smooth light trigger pull. The trigger group has been adjusted and enhanced by...
    HKP-20222
    $1,495.95
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    $1,495.95
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  • New - SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter - HKP-19928 HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included
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    HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included

    SB Tactical

    $294.95
    SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter MP5, SBA4 5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment. This brace is the perfect addition for your MP5, SP5...
    HKP-19928
    $294.95
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  • New - Outers Barrel .308/7.62 Bore Cleaner - HKP-19921 HK Barrel Bore Cleaner - 7.62 / .308
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    HK Barrel Bore Cleaner - 7.62 / .308

    Other

    $7.95
    Outers Barrel .308/7.62 Bore Cleaner From the makers of the BoreSnake. Features: Fast, quality bore cleaning system Size stamped on brass weight Washable Make your day shooting end easily with the Outers Barrel badger Bore Cleaner. With a few passes,...
    HKP-19921
    $7.95
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  • On Sale
    Used - H&K, B&T HK MP5 Swiss & German Parts Kit With B&T Folding Pistol Brace - HKP-19477
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    HK MP5 Parts Kit - 9mm

    Now: $1,449.99
    Was: $1,929.95
    HK German MP5 made with Swiss Marked & Proofed HK MP5 Parts Kit Includes: German demilled HK front sight tower assembly and sling loop German HK cocking tube assembly complete German HK trunnion with magwell section attached to the demilled...
    HKP-19477
    Now: $1,449.99
    Was: $1,929.95
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    Now: $1,449.99
    Was: $1,929.95
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