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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  • On Sale
    Used - H&K HK33A2 Parts Kit-Used - HKP-00783 H&K HK33A2 Parts Kit-Used H&K Heckler & Koch HKP-00783
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    HK33 A2 Parts Kit

    H&K Heckler & Koch

    Now: $2,897.95
    Was: $3,489.95
    HK33 A2 Parts Kit - Used Surplus (Receiver Not Included) Genuine German HK33 A2 parts kit professionally de-milled in accordance with BATF specifications. This kit does not include a receiver. These kits consist of German-manufactured HK components and...
    HKP-00783
    Now: $2,897.95
    Was: $3,489.95
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    Qty in Cart: 0
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    Now: $2,897.95
    Was: $3,489.95
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  • On Sale
    New - B&T Tikka 412/512 Mount For Aimpoint - HKP-17432 B&T Tikka 412/512 Mount For Aimpoint B&T Brugger & Thomet HKP-17432
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    Tikka 412, 512 Optic Mount, Aimpoint

    B&T Brugger & Thomet

    Now: $99.95
    Was: $199.95
    B&T TikKa Valmet 412 Scope Mount Specifications: Color: Black Height max: 11 mm Length max: 157 mm Length of top rail: 157 mm Material: Aluminum NATO Accessory Rails: 1 Part number: BT-10178 Treatment: Hardcoat anodized Weight: 78 g Width max: 25 mm
    HKP-17432
    Now: $99.95
    Was: $199.95
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    Now: $99.95
    Was: $199.95
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  • Out Of Stock
    On Sale
    New - B&T Short Style Vertical Grip - Picatinny - Black - HKP-18426 B&T Short Style Vertical Foregrip - Picatinny - Black - BLEMISHED

    B&T Short Style Vertical Foregrip - Picatinny - Black - BLEMISHED

    B&T Brugger & Thomet

    Now: $54.95
    Was: $75.00
    B&T Short Style Vertical Grip - Picatinny - Black COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. B&T Vertical Grip - Short Style- Fixed Swiss made...
    HKP-18426-B
    Now: $54.95
    Was: $75.00
    Out Of Stock
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    Now: $54.95
    Was: $75.00
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  • Out Of Stock
    On Sale
    HK MP5, MP5K Magazine - 30-Round - LEO Marked - 9mm - Ashburn, VA, - BLEMISHED HK MP5, MP5K Magazine - 30-Round - LEO Marked - 9mm - Ashburn, VA, - BLEMISHED

    HK MP5, MP5K Magazine - 30-Round - LEO Marked - 9mm - Ashburn, VA, - BLEMISHED

    KCI

    Now: $38.95
    Was: $52.95
    HK MP5, MP5K Magazine - 30-Round - LEO Marked - 9mm - Ashburn, VA, - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. KCI MP5 LEO marked magazines...
    HKP-21611-ASH-VA-B
    Now: $38.95
    Was: $52.95
    Out Of Stock
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    Now: $38.95
    Was: $52.95
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    Out Of Stock
  • HK MP5K, AP5-P Trunnion - 9mm HK MP5K, AP5-P Trunnion - 9mm
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    HK MP5K, AP5-P Trunnion - 9mm

    MKE

    $79.95
    HK MP5K Trunnion  Made to exact factory HK specifications for the HK MP5K type builds. Machined to HK spec making the install painless and hassle free. Compatible With: MP5K In spec clones
    HKP-22522
    $79.95
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    Qty in Cart: 0
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    $79.95
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  • Out Of Stock
    On Sale
    New - AIM Sports Low Profile Red/Green Dot Micro Sight - HKP-16209 Micro Dot Sight - Red and Green - Low Profile - BLEMISHED

    Micro Dot Sight - Red and Green - Low Profile - BLEMISHED

    AIM

    Now: $34.95
    Was: $59.95
    Micro Dot Sight - Red and Green - Low Profile - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. For those that require a good, reliable, well made optic...
    HKP-16209-B
    Now: $34.95
    Was: $59.95
    Out Of Stock
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    Now: $34.95
    Was: $59.95
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  • Out Of Stock
    On Sale
    HK91, G3 Barrel with Trunnion and Sight Tower - USED HK91, G3 Barrel with Trunnion and Sight Tower - USED

    HK91, G3 Barrel with Trunnion and Sight Tower - USED

    H&K Heckler & Koch

    Now: $489.95
    Was: $749.95
    HK91 Factory Barrel with Trunnion and Sight Tower - USED REMOVED FOR CONVERSION USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Used HK91 factory barrel. Installed trunnion and sight tower with sight...
    HKP-99428
    Now: $489.95
    Was: $749.95
    Out Of Stock
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    Now: $489.95
    Was: $749.95
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    Out Of Stock
  • Out Of Stock
    On Sale
    HK MP5 Trigger Housing - 9mm - SEF - Contoured - Push Pin - BLEMISHED HK MP5 Trigger Housing - 9mm - SEF - Contoured - Push Pin - BLEMISHED

    HK MP5 Trigger Housing - 9mm - SEF - Contoured - Push Pin - BLEMISHED

    H&K Heckler & Koch

    Now: $199.95
    Was: $249.95
    Heckler and Koch HK MP5 Trigger Housing - 9mm - SEF - Contoured - Push Pin - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES...
    HKP-99422
    Now: $199.95
    Was: $249.95
    Out Of Stock
    Qty in Cart: 0
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    Now: $199.95
    Was: $249.95
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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
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    Qty in Cart: 0
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    $9.95
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  • HK G36, UMP Handuard Handstop HK G36, UMP Handuard Handstop
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    HK G36, UMP Handuard Handstop

    OMEGA

    $29.95
    HK UMP and G36 Handstop HK G36 hand stop kit. Complete with locking block and screw. Fits any G36 handguard without the need of rail segment. Compatible With: All G36 Models HK SL8 HK UMP HK USC
    HKP-22512
    $29.95
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    Qty in Cart: 0
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    $29.95
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  • On Sale
    HK SL8, G36, Sight Rail - Incomplete - BLEMISHED HK SL8, G36, Sight Rail - Incomplete - BLEMISHED
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    HK SL8, G36, Sight Rail - Incomplete - BLEMISHED

    H&K Heckler & Koch

    Now: $389.95
    Was: $598.95
    Heckler and Koch HK SL8, G36, Sight Rail - BLEMISHED VARYING CONDITION SHOWN - SOLD INDIVIDUALY DOES NOT INCLUDE FRONT AND REAR SIGHTS MISSING SCREWS - NO HARDWARE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT...
    HKP-17718-IN-B
    Now: $389.95
    Was: $598.95
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    Qty in Cart: 0
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    Now: $389.95
    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
    Subtotal:
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