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 - H&K Extended Selector Lever - Burst 3 Position - HKP-16973 HK MP5, HK90 Series Extended Selector Lever - Left Side ESSL - Ambi Burst Trigger packs
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    HK MP5, HK90 Series Extended Selector Lever - Left Side ESSL - Ambi Burst Trigger packs

    H&K Heckler & Koch

    $94.95
    Heckler and Koch Extended Selector Lever - Burst 3 Position Brand new, genuine German HK extended ambi left side safety selector with axis for all ambidextrous burst lowers. This is a LEFT side EXTENDED Safety Selector Lever ESSL for ambidextrous...
    HKP-16973
    $94.95
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  • Used - H&K G3/91 Front Sight Tower - SURPLUS - HKP-22158 HK91, G3 Front Sight Tower - SURPLUS
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    HK91, G3 Front Sight Tower - SURPLUS

    H&K Heckler & Koch

    $16.95
    H&K G3/91 Front Sight Tower - SURPLUS UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Used genuine H&K steel front sight tower for the G3 & HK91. Provides the front sight post assembly for target acquisition and secures the...
    HKP-22158
    $16.95
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    $16.95
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  • Out Of Stock
    New - H&K Central Buttstock Section - HK Green - HKP-16987 HK Factory Buttstock - Central Section - HK Green

    HK Factory Buttstock - Central Section - HK Green

    H&K Heckler & Koch

    $34.95
    H&K Central Buttstock Section - HK Green This stock section is no longer being manufactured as the G3 and HK91 are out of production.  PLEASE NOTE: These units have handling marks and the price has been set accordingly.
    HKP-16987
    $34.95
    Out Of Stock
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    $34.95
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  • On Sale
    HK MP5SF Bushing Sleeve - Elbow Spring with roller - USED HK MP5SF Bushing Sleeve - Elbow Spring with roller - USED
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    HK MP5SF Bushing Sleeve - Elbow Spring with roller - USED

    H&K Heckler & Koch

    Now: $2.96
    Was: $5.95
    HK MP5SF Bushing Sleeve - Elbow Spring with roller - USED   VARYING CONDITION SHOWN - SOLD INDIVIDUALLY   USED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN.  Features: Precision-machined elbow spring...
    HKP-03330-USED
    Now: $2.96
    Was: $5.95
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    Now: $2.96
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  • Used - HK G3 .22 20 Round Conversion Magazine - USED - HKP-20750 HK G3 .22 20 Round Conversion Magazine - USED
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    HK G3 .22 20 Round Conversion Magazine - USED

    $199.95
    HK G3 .22 20 Round Conversion Magazine - USED HK .22 caliber conversion kit 20-round magazine for The G3/91. Ideal for those that have the caliber conversion kit and wants to stack up on spare magazines. Condition is used to like new in the gray paint...
    HKP-20750
    $199.95
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  • New - H&K 2 Round Count Burst Wheel for 4 Position Trigger Packs - HKP-02488
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    HK 2 Round Count Burst Wheel for 4 Position Trigger Packs

    H&K Heckler & Koch

    $119.95
    H&K 2 Round Count Burst Wheel for 4 Position Trigger Packs This wheel can be used to convert a 0,1,3, F to a 2-round burst rather than a 3-round burst option.
    HKP-02488
    $119.95
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  • Out Of Stock
    New - PTR 32 (7.62x39) Complete Bolt Head - US Made - HKP-02280 PTR 32 Complete Bolt Head - 7.62x39 - US Made

    PTR 32 Complete Bolt Head - 7.62x39 - US Made

    $199.95
    PTR 32 (7.62x39) Complete Bolt Head - US Made This item is a complete bolt head using a combination of new HK German and new US-made Parts. Bolt Head counts as one US-made compliance part for the 922r compliance. Compatible With: All HK PTR-32 7.62 X...
    HKP-02280
    $199.95
    Out Of Stock
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    $199.95
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  • Used - H&K 91/G3 A3 Retractable Stock - Used Good - HKP-18067 HK91, G3 A3 Retractable Buttstock - Used Good
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    HK91, G3 A3 Retractable Buttstock - Used Good

    H&K Heckler & Koch

    $799.95
    HK Heckler and Koch A3 Retractable Stock for HK G3 and HK91 in Excellent Condition Used HK German A3 retractable buttstocks pulled from German G3 rifles. All come in working order with various degrees of use but 100% operational. These range from Good to...
    HKP-18067
    $799.95
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  • On Sale
    HK91, G3, PTR Magazine - 20 Round - Steel - USED HK91, G3, PTR Magazine - 20 Round - Steel - USED
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    HK91, G3, PTR Magazine - 20 Round - Steel - USED

    Rheinmetall

    Now: $24.95
    Was: $34.95
    Rheinmetall HK91, G3, PTR Magazine - 20 Round - Steel - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY DENTS AND PITTING USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. G3 steel mags were made for the...
    HKP-22495-USED
    Now: $24.95
    Was: $34.95
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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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  • Used - Fero Z51 Claw Mount Adapter - HKP-19532 Fero Z51 Claw Mount Adapter
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    Fero Z51 Claw Mount Adapter

    $9.95
    Claw Mount Adapter - German - Surplus - Z51
    HKP-19532
    $9.95
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    $9.95
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  • Out Of Stock
    New - H&K Universal Harris Bipod Adapter - RAL 8000 - HKP-17750 HK Universal Harris Bipod Adapter - RAL8000

    HK Universal Harris Bipod Adapter - RAL8000

    H&K Heckler & Koch

    $199.95
    HK Factory Harris Bipod Adapter - Low Profile - RAL 8000 This adapter is used to attach the Harris bipod to any Picatinny rail. Fits all picatinny railed forearms or applications. Features the lowest profile of any bipod adapter we have encountered with...
    HKP-17750
    $199.95
    Out Of Stock
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    $199.95
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