HK91 / G3 / HK51 Series

HK91 / G3 / HK51 Series

Discover the ultimate collection of parts for your HK G3 and HK 91, designed to enhance precision, reliability, and performance. Featuring G3 Stocks for improved ergonomics, 91 Barrels for superior accuracy, and G3 Triggers for enhanced responsiveness. Our selection also includes 91 Handguards for advanced protection and control, G3 Forearms for optimal handling, and detailed Parts Kits to fully equip your firearm for any scenario. Each component is engineered for flawless compatibility with your HK G3 or HK 91, ensuring your rifle meets the highest standards of operation and craftsmanship.

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  • New - AIM HK 93/33 (5.56/.223) Carbine Length Handguard - M-LOK - HKP-18177 HK91 Handguard - Carbine Length - M-LOK
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    HK91 Handguard - Carbine Length - M-LOK

    AIM

    $64.95
    HK 91, PTR RIFLE LENGTH HANDGUARD - M-LOK This sleek streamlined design is an ultra low profile handguard with generous mounting space to accept all M-LOK accessories. Superior ergonomics and simple, drop-in installation makes this the best HK pattern...
    HKP-18177
    $64.95
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  • On Sale
    New - MKE Roller Retainer Plate for Rollers - HKP-22235 MKE Roller Retainer Plate for Rollers MKE HKP-22235
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    HK MP5, 90 Series Holder Plate for Locking Rollers

    MKE

    Now: $24.95
    Was: $29.95
    MKE Roller Retainer Plate for Rollers This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with use and age of the service weapon. Compatible With: HK MP5, 94 HK MP5K, SP89 HKG3, 91,...
    HKP-22235
    Now: $24.95
    Was: $29.95
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  • New - H&K 91/G3(7.62x51/.308) 2-20 Round Aluminum Mags W/ Rubberized Mag Pouch - Like New - HKP-21804 HK 91, G3 2-20 Round Aluminum Mags - Rubberized Mag Pouch - Like New
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    HK 91, G3 2-20 Round Aluminum Mags - Rubberized Mag Pouch - Like New

    H&K Heckler & Koch

    $36.95
    H&K 91/G3/MSG90 (7.62x51/.308) 2-20 Round Aluminum Mags W/ Rubberized Mag Pouch 2 Like-New HK German 20 round aluminum magazines, accompanied by a premium hand-picked green rubberized mag pouch. This bundle is the perfect choice for anyone looking to...
    HKP-21804
    $36.95
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  • New - HKP Ambi Housing Franklin Armory Binary Selector Set - RAL 8000 - HKP-21380 HK Binary Selector Set - Ambi Housing - RAL8000
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    HK Binary Selector Set - Ambi Housing - RAL8000

    HKP HK Parts

    $79.95
    HKP/H&K MP5/K 9mm Ambi Housing Franklin Armory Binary Selector Set - RAL 8000 Elevate your Franklin Armory BFSIII HK Binary Trigger Pack with our new aluminum selector lever set, specifically designed for ambidextrous pictogram housings...
    HKP-21380
    $79.95
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  • New - H&K 91/G3 (7.62x51/.308) Magazine Unloader - HKP-01508
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    HK91, G3 Magazine Unloader

    H&K Heckler & Koch

    $49.95
    HK Factory German Unloader For HK 91, G3, And PTR Magazines Brand new HK German manufactured magazine loader for the alloy or steel mags. Made from all steel construction. Compatible With: HK 91 magazines HK G3 magazines PTR, CETME HK PSG-1 magazines HK...
    HKP-01508
    $49.95
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  • On Sale
    HK G3 Metal Grip Frame - SEF - BLEMISHED HK G3 Metal Grip Frame - SEF - BLEMISHED
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    HK G3 Metal Grip Frame - SEF - BLEMISHED

    H&K Heckler & Koch

    Now: $45.07
    Was: $189.95
    Heckler and Koch HK G3 SEF Metal Grip Frame - BLEMISHED VARYING CONDITION SHOWN IN PHOTOS - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL...
    HKP-99341
    Now: $45.07
    Was: $189.95
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  • New - H&K 91/G3 (7.62x51/.308) Sniper Trigger Group - Match Trigger - HKP-17031 HK91, G3 Match Trigger Group - Sniper
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    HK91, G3 Match Trigger Group - Sniper

    H&K Heckler & Koch

    $749.95
    HK German SEMI .308 Trigger Group Complete For G3, 91 & PTR Models The HKP match trigger group starts life as a standard 12lb stock trigger pack before being carefully converted by the legendary trigger gunsmith, Bill Springfield.  The result, a...
    HKP-17031
    $749.95
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  • Used - H&K (7.62/.308) & (5.56/.223) Flash Hider - 15x1 - Used - HKP-00717 H&K (7.62/.308) & (5.56/.223) Flash Hider - 15x1 - Used H&K Heckler & Koch HKP-00717
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    HK33, HK53, HK93, HK91, HK G3 Flash Hider - Threaded 15x1 - Used

    H&K Heckler & Koch

    $15.95
    Heckler and Koch's Flash Hider - 15x1 RH - Used Used / surplus HK German flash hider threaded 15x1 RH.  Please inspect pictures to ascertain the average condition of these flash hiders. Compatible With: HK33 HK53 HK93 HK G3 HK91  
    HKP-00717
    $15.95
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  • HK G3 Apparel - Hats, Patches, and Shirts HK G3 Apparel - Hats, Patches, and Shirts
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    HK G3 Apparel - Hats, Patches, and Shirts

    HKP HK Parts

    $0.00
    HKP HK G3 Apparel and Patch Collection  Represent your platform with the HK Parts G3 Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...
    HKP-22458-M
    $0.00
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  • New - Surefire (7.62x.308) SOCOM 3-Prong Flash Hider - Threaded 5/8x24 - HKP-19992 SOCOM Flash Hider - 7.62x51 / .308 - 3 Prong - Threaded 5/8x24
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    SOCOM Flash Hider - 7.62x51 / .308 - 3 Prong - Threaded 5/8x24

    Surefire

    $159.95
    Surefire (7.62x.308) SOCOM 3-Prong Flash Hider - Threaded 5/8x24 The SureFire three-prong flash hider is designed for Armalite AR-10, DPMS LR308, and other 7.62 rifles with 5/8x24 muzzle threads. Its patent-pending design reduces muzzle flash by over 99%...
    HKP-19992
    $159.95
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  • New - PTR-32 (7.62x39) Locking Piece - 65 degree - HKP-18520 PTR-32 (7.62x39) Locking Piece - 65 degree
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    PTR-32 (7.62x39) Locking Piece - 65 degree

    PTR

    $67.95
    PTR-32 (7.62x39) Locking Piece - 65 degree New PTR Locking Piece For PTR-32. Marked "32" for the PTR-32 series of rifles and pistols. This is a 65 degree locking piece. New PTR manufacture. This locking peice will also work for custom HK builds as well.
    HKP-18520
    $67.95
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  • Out Of Stock
    New - HKP HK 91/G3 (7.62x51/.308) Complete Semi Bolt Group - HKP-01473 HK91, G3 Complete Semi Bolt Group

    HK91, G3 Complete Semi Bolt Group

    HKP HK Parts

    $339.95
    US Made HK 91/G3 Semi-Auto Bolt Group Complete - New Each bolt group is built using HK factory prints and specs here in the US. As a bonus, each bolt group counts as two US parts for US 922r compliance. Everything you need as a spare or a direct...
    HKP-01473
    $339.95
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