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 - DTAC Picatinny Rail For HK Receivers - 13 Slot - HKP-17818 Picatinny Rail for HK Receivers - 13 Slot
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    Picatinny Rail for HK Receivers - 13 Slot

    DTAC Dakota Tactical

    $74.95
    DTAC Picatinny Rail For HK Receivers - 13 Slot Mil-Spec all steel picatinny rail in the white, relief cut for HK receivers & made for mounting scopes and optics to HK builds. This unit easily welds to the top of your HK receiver. Compatible With: HK...
    HKP-17818
    $74.95
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  • Out Of Stock
    New - H&K Navy Extended Selector Lever - 3 Position - HKP-00125 H&K Navy Extended Selector Lever - 3 Position H&K Heckler & Koch HKP-00125

    HK Navy Extended Selector Lever - 3 Position

    H&K Heckler & Koch

    $199.95
    HK Ambidextrous Left Side EXTENDED (ESSL) 3 Position Navy Selector Lever  New German HK Extended lever for all 3 position navy ambidextrous trigger packs or trigger groups. It will not fit SEF-style trigger packs.   
    HKP-00125
    $199.95
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  • On Sale
    New - MKE HK MP5 Elbow Spring for Trigger - HKP-22225 MKE HK MP5 Elbow Spring for Trigger MKE HKP-22225
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    HK MP5, HK90 Series Trigger Spring - SEF, Navy

    MKE

    Now: $2.45
    Was: $8.95
    MKE SEF & Navy 3 Position Trigger Spring The MKE trigger spring is an essential upgrade for anyone dealing with worn or broken trigger return springs in surplus trigger packs or as spares for all 90 series owners. These springs are fully compatible...
    HKP-22225
    Now: $2.45
    Was: $8.95
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    Was: $8.95
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  • HK91, G3, PTR Magazine - 20 Round - Aluminum - Like New - FMP HK91, G3, PTR Magazine - 20 Round - Aluminum - Like New - FMP
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    HK91, G3, PTR Magazine - 20 Round - Aluminum - Like New - FMP

    FMP HK CONTRACT

    $17.95
    FMP Portuguese HK91, G3, PTR 20 Round Aluminum Magazine - Like New Portuguese FMP 20-round aluminum magazine for HK91, G3, and PTR pattern rifles. A solid factory-style magazine option for range use, replacement needs, or adding extra mags to your setup...
    HKP-22558
    $17.95
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  • New - H&K Screwdriver for Adjustable Rear Sight - HKP-21981 HK Screwdriver for Adjustable Rear Sight
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    HK Screwdriver for Adjustable Rear Sight

    H&K Heckler & Koch

    $10.95
    Screwdriver for Adjustable Rear Sight Precision screwdriver designed for adjusting rear sights. Ideal for fine-tuning windage and elevation.    
    HKP-21981
    $10.95
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  • Used - Compression Rod - 90's Series - Titanium - HKP-20887 HK 90's Series Compression Rod - Titanium
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    HK 90's Series Compression Rod - Titanium

    HKP HK Parts

    $29.95
    Compression Rod - 90's Series - Titanium The H&K burst trigger pack compression rods and compression rod springs are the foremost wear/breakage components in burst packs. This replacement compression rod is constructed from titanium, offering...
    HKP-20887
    $29.95
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  • Used - H&K G3 (7.62x51/.308) Parts Kit - HKP-00827 HK G3 Parts Kit
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    HK G3 Parts Kit

    H&K Heckler & Koch

    $397.95
    HK German G3 .308/7.62 X 51mm Surplus Parts Kit Each parts kit comes with all parts from a functional HK G3 full auto rifle that was demilled into a parts kit except for the barrel and receiver. Each part of the parts kit will vary from fair to excellent...
    HKP-00827
    $397.95
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  • New - H&K 91/G3/MSG90 (7.62x51/.308) 10 Round Magazine - Aluminum - HKP-00351 HK91, G3, PTR Magazine - 10 Round - Aluminum
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    HK91, G3, PTR Magazine - 10 Round - Aluminum

    H&K Heckler & Koch

    $69.95
    10-Round 308 Magazine For HK Rifles - Alloy Aluminum Each HK magazine is made by using a factory German HK 20-round mag, that is then professionally converted to 10 rounds. Perfect for shooting bench or prone as the 20-round magazines are too long and...
    HKP-00351
    $69.95
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  • New - Blitzkrieg PTR Spike Front Sight Gen 2 - Luminescent Green - HKP-21106 PTR Spike Front Sight - Gen 2 - Luminescent Green
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    PTR Spike Front Sight - Gen 2 - Luminescent Green

    Blitzkrieg Components

    $87.95
    Blitzkrieg PTR Spike Front Sight Gen 2 - Luminescent Green The Blitzkrieg Gen 2 HK-style front sight brings a modernized approach to this classic sighting system. Designed with a distinctive spike-tipped post and a vibrant Tritium dot paired with a Lumi...
    HKP-21106
    $87.95
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  • New - Aero Precision (7.62/.308) Muzzle Brake Gamma - Threaded 5/8x24 RH - HKP-19675 Gamma Muzzle Brake - Threaded 5/8x24 RH
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    Gamma Muzzle Brake - Threaded 5/8x24 RH

    Aero Precision

    $104.95
    Aero Precision (7.62x51/.308) Muzzle Brake Gamma - Threaded 5/8x24 RH The VG6 GAMMA is a muzzle brake and compensator hybrid. It virtually eliminates recoil and minimizes muzzle movement. The unique combination of both braking and compensating features...
    HKP-19675
    $104.95
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  • New - Bore Boss Pull-Through Bore Cleaner - .30 /.308 /7.62mm - HKP-19399 Bore Boss Pull-Through Bore Cleaner - 7.62 / .308 / .30
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    Bore Boss Pull-Through Bore Cleaner - 7.62 / .308 / .30

    Real Avid

    $10.95
    Real Avid Bore Boss Pull-Through Bore Cleaner - .30/.308/7.62mm From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready, hassle-free, pure-genius bore cleaner. The...
    HKP-19399
    $10.95
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  • New - H&K German Red Handled Rear Sight Adjustment Tool - HKP-00080 HK Rear Sight Adjustment Tool - Red Handle
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    HK Rear Sight Adjustment Tool - Red Handle

    H&K Heckler & Koch

    $123.95
    H&K German Red Handled Rear Sight Adjustment Tool A must-have sight tool for all HK 90 series rifles, as well as the HK 416, MR556, and HK 417 rifles. Works to adjust any rear diopter-type HK sight for both elevation and windage. We also offer an...
    HKP-00080
    $123.95
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