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 - Timney Triggers HK91/G3 .308 2-Stage Trigger - HKP-20508 HK91, G3 2-Stage Trigger

    HK91, G3 2-Stage Trigger

    Timney Triggers

    $348.95
    Timney Trigger for - HK91, PTR 91 The Timney HK91 trigger is factory-set with a two pound first stage and a two pound second stage pull weight.  This offering comes complete with a factory German .308 ejector lever, ejector spring and ejector axle,...
    HKP-20508
    $348.95
    Qty in Cart: 0
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    $348.95
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  • New - H&K G3 Standard Buffer Locking Plate - HKP-16982

    HK G3 Standard Buffer Locking Plate

    H&K Heckler & Koch

    $1.49
    H&K G3 Standard Buffer Locking Plate This is the plate used with the large buffer screw in the standard buffer.
    HKP-16982
    $1.49
    Qty in Cart: 0
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    $1.49
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  • New - Talon Grip HK Navy Style Lower Pistol Grip Granulate - Black - HKP-20230 HK MP5, G3, HK93 Grip Wrap - Granulate - Navy Style Lower

    HK MP5, G3, HK93 Grip Wrap - Granulate - Navy Style Lower

    Talon Grip

    $19.99
    Talon Grip HK Navy Style Lower Pistol Grip Granulate - Black TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and...
    HKP-20230
    $19.99
    Qty in Cart: 0
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    $19.99
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  • On Sale
    New - PTR HK G3/91 Tapered Barrel - Threaded 5/8x24 - HKP-19472 HK91, G3 Tapered Barrel - 16" - Threaded 5/8x24 RH

    HK91, G3 Tapered Barrel - 16" - Threaded 5/8x24 RH

    PTR

    Now: $141.71
    Was: $229.95
    PTR HK G3/91 Tapered Barrel - Threaded 5/8x24 PTR manufactured US made barrel for the HK91, G3 & PTR style of firearms. This 16" barrel will allow you to add a threaded flash hider that is threaded 5/8x24 US threads. Specifications: Overall Length...
    HKP-19472
    Now: $141.71
    Was: $229.95
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    Now: $141.71
    Was: $229.95
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  • New - PTR HK 91/G3 (7.62x51/.308) Complete Fixed Stock - Black - HKP-00896 HK91, G3 Complete Fixed Stock - Black

    HK91, G3 Complete Fixed Stock - Black

    PTR

    $229.95
    New HK91, G3, PTR-91 US-Made (PTR-91 Manufactured) Fixed Stock Made from all German & US-made HK parts. This stock will fit any of the HK G3 & HK 91 & PTR rifles. This stock also counts as one US-compliant part for 922r compliance. This...
    HKP-00896
    $229.95
    Qty in Cart: 0
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    $229.95
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  • New - H&K Trigger Spring For Burst Trigger Packs - HKP-01450

    HK Trigger Spring - Burst Trigger Packs

    H&K Heckler & Koch

    $8.95
    Burst Pack Trigger Spring - HK German New HK German trigger return spring used on all HK 90 series burst trigger packs. MP5, HK53, G3 burst, 2 or 3 round burst trigger packs. 
    HKP-01450
    $8.95
    Qty in Cart: 0
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    $8.95
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  • New - Tac Latch - PTR Spec - HKP-17611 PTR Spec Tac Latch

    PTR Spec Tac Latch

    Other

    $69.95
    Tac Latch (latest Generation) PTR Spec - PTR .308 Firearms The new updated style of Tac latch is made specifically for the PTR 91 .308 receiver and will require very little modification to the firearm for installation. A major overhaul of the existing...
    HKP-17611
    $69.95
    Qty in Cart: 0
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    $69.95
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  • New - H&K MP5, 93/53/33, G3 (9mm & 7.62/.308 & 5.52/.223) SEF Navy Style Polymer Housing - Clipped & Pinned - HKP-00164 HK MP5, HK33, HK53, HK93, G3 Housing - SEF Navy - Polymer - Clipped and Pinned

    HK MP5, HK33, HK53, HK93, G3 Housing - SEF Navy - Polymer - Clipped and Pinned

    H&K Heckler & Koch

    $179.95
    HK Heckler and Koch SEF Navy Polymer Housing Clipped and Pinned for 9mm, .308, and .223 HK MP5, HK33, HK53, HK93, HKG3 This navy style housing fits all shelved receivers. Specifications: Made In Germany Clipped and Pinned Navy Style Housing SEF...
    HKP-00164
    $179.95
    Qty in Cart: 0
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    $179.95
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  • New - HKP HK 91/G3 (7.62x51/.308) Clubfoot Stock - HKP-01920 HK91, G3 Clubfoot Stock

    HK91, G3 Clubfoot Stock

    HKP HK Parts

    $299.95
    HK Clubfoot Stock HK clubfoot stock comes fully assembled with both US and German H&K parts. This stock assembly counts as one US-made part toward your 922r compliance. Compatible With:  HK 91 HK G3 PTR-91, 32 Rifles HK .308 Rifles Other...
    HKP-01920
    $299.95
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    $299.95
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  • New - H&K Extended Right Side Ambidextrous Selector Lever - HKP-18875 H&K Extended Right Side Ambidextrous Selector Lever H&K Heckler & Koch HKP-18875

    HK Extended Right Side Ambidextrous Selector Lever

    H&K Heckler & Koch

    $64.95
    HK German Right Side Ambidextrous EXTENDED (ESSL) Lever New German HK extended selector lever for the right side of all ambidextrous trigger packs. Works with all ambi left side HK selector levers. Compatible With: MP5, 94 MP5 clone and custom...
    HKP-18875
    $64.95
    Qty in Cart: 0
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    $64.95
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  • Used - HK German -2 Locking Roller Standard 7.98mm - Used - HKP-20600 HK MP5, HK90 Series Locking Roller -2 - Standard 7.98mm - Used

    HK MP5, HK90 Series Locking Roller -2 - Standard 7.98mm - Used

    H&K Heckler & Koch

    $9.95
    HK German Locking Roller Standard 7.98mm - Used The proper roller size is essential for proper head spacing and bolt gap. Used German German-made -2 or 7.98mm roller, each roller is priced per roller. Used HK German. HK locking roller, -2, 7.98mm. HK...
    HKP-20600
    $9.95
    Qty in Cart: 0
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    $9.95
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  • New - H&K 91/G3/MSG90 (7.62x51/.308) 10 Round Magazine - Steel - HKP-01607 HK91, G3, PTR Magazine - 10 Round - Steel

    HK91, G3, PTR Magazine - 10 Round - Steel

    H&K Heckler & Koch

    $73.95
    10 Round Magazine - Steel This part counts as 1 US-made part for 922r compliance for HK rifles. This magazine was made by Heckler and Koch and converted to ten rounds in the United States using the US-made floorplate. Compatible With: HK91 HK G3 HK...
    HKP-01607
    $73.95
    Qty in Cart: 0
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    $73.95
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