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 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ Cloth Mag Pouch - Flectarn - HKP-14550 HK91, G3, PTR TWO Magazines with Pouch - 20 Round
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    HK91, G3, PTR TWO Magazines with Pouch - 20 Round

    H&K Heckler & Koch

    $49.95
    2x20 Round Like New Aluminum Mags W/ New Cloth Mag Pouch - Flectarn Compatible With: HK 91 HK G3 HK PSG-1 HK MSG-90 PTR-91 Vector 51 Century HK 308 clones Other custom HK91/G3 style builds or custom clones
    HKP-14550
    $49.95
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  • Out Of Stock
    New - HKP Semi Auto Shelf, Hanger Block For Receiver - HKP-17572 HK Semi Auto Shelf, Hanger Block For Receiver

    HK Semi Auto Shelf, Hanger Block For Receiver

    HKP HK Parts

    $13.95
    HK Semi Auto Shelf Weldment, Hanger Block Weldment HK Semi Auto Shelf, Hanger Block to HK's factory specifications for c/p trigger housings. Weld on shelf that is the needed receiver block that welds to the rearward portion of the magwell to allow the...
    HKP-17572
    $13.95
    Out Of Stock
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    $13.95
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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
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    HK Extended Right Side Ambidextrous Selector Lever

    H&K Heckler & Koch

    $59.95
    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
    $59.95
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  • Used - HK German -2 Locking Roller Standard 7.98mm - Used - HKP-20600 HK German -2 Locking Roller Standard 7.98mm - Used
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    HK German -2 Locking Roller 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
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  • Used - H&K 91/G3 (7.62x51/.308) Rear Sight Drum - Used - HKP-18093
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    HK91, G3 Rear Sight Drum - Used

    H&K Heckler & Koch

    $4.95
    HK German Rear Sight Drum For .308/7.62 - Used Used surplus genuine Heckler & Koch German manufactured product. Rare and hard to find. Most come in good shape but could use a good refinish. Used and range from good - exc shape. Compatible With: HK...
    HKP-18093
    $4.95
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    $4.95
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  • On Sale
    New - HKP Tactical Rail - 3 Inch - HK91/93 - HKP-00894 HK91, G3 Tactical Rail - 3 Inch
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    HK91, G3 Tactical Rail - 3 Inch

    HKP HK Parts

    Now: $9.95
    Was: $14.95
    HKP Tactical Rail - 3 Inch The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards. Up to three rails can be used on each forearm. Compatible...
    HKP-00894
    Now: $9.95
    Was: $14.95
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    Now: $9.95
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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 Style - Polymer - Clipped & Pinned
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    HK MP5, HK33, HK53, HK93, G3 Housing - SEF - Navy Style - Polymer - Clipped & Pinned

    H&K Heckler & Koch

    $179.95
    H&K MP5, 93/53/33, G3 (9mm & 7.62/.308 & 5.52/.223) SEF Navy Style Polymer Housing - Clipped & Pinned This navy style housing fits all shelved receivers. Specifications: Made In Germany Clipped & Pinned Navy Style Housing SEF...
    HKP-00164
    $179.95
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  • New - H&K Universal Harris Bipod Adapter - HKP-01852 HK Universal Harris Bipod Adapter
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    HK Universal Harris Bipod Adapter

    H&K Heckler & Koch

    $209.95
    HK Factory Harris Bipod Adapter - Low Profile This adapter is to attach the Harris bipod to any Picatinny rail. It is compatible with all Picatinny railed forearms or applications. A new HK German manufactured part made for the HK 416, MR556, HK417...
    HKP-01852
    $209.95
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    $209.95
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  • HK91, G3 Stock - AR15 Style - Complete Assembly
HK91, G3 Stock - AR15 Style - Complete Assembly
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    HK91, G3 Stock - AR15 Style - Complete Assembly

    PTR

    $274.95
    PTR HK 91/G3 (7.62x51/.308) AR15 Style Magpul Stock - Complete Assembly AR15/M16 retractable stock combo set up for use on an HK91, G3 & PTR91 style of rifles. This is a perfect compliment for those that want to use The popular Magpul MIL-SPEC Moe...
    HKP-15614
    $274.95
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  • Out Of Stock
    New - H&K SEF Long Axle Selector Lever For Polymer Trigger Housings - Extended - HKP-19027 Trigger Housing Long Axle Selector Lever - SEF, 0,1 - Polymer - Extended

    Trigger Housing Long Axle Selector Lever - SEF, 0,1 - Polymer - Extended

    H&K Heckler & Koch

    $74.95
    HK German SEF Extended Axle Selector Lever For Polymer Housings - Extended The HK Extended SEF Long Axle Selector Lever is designed for use with polymer SEF-type grips or trigger housings. This extended lever provides enhanced control and ease of use,...
    HKP-19027
    $74.95
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    $74.95
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  • On Sale
    Used - H&K 91/G3 (7.62x51/.308) Complete Bolt Head - Enfield HK Contract - Used - HKP-18423 HK91, G3 Complete Bolt Head - Enfield HK Contract - Used
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    HK91, G3 Complete Bolt Head - Enfield HK Contract - Used

    H&K Heckler & Koch

    Now: $129.95
    Was: $179.95
    HK G3 & HK 91 & PTR Bolt Head Complete - British Enfield - Exc/Like New Made On HK tooling & prints in the Enfield factory in Britain in 1988. Each bolt head is complete with the bolt head parts installed & 100% functional. Removed from...
    HKP-18423
    Now: $129.95
    Was: $179.95
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    Now: $129.95
    Was: $179.95
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  • New - HKP 2 Point Leather Sling - Black - HKP-20152 HKP 2 Point Leather Sling - Black
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    HKP 2 Point Leather Sling - Black

    HKP HK Parts

    $49.95
    HKP 2 Point Leather Sling - Black These new HK Parts 2-point slings are based off of the original German HK design that are no longer offered. This is a 1st time offering, handcrafted by a German artisan. Made in the USA from quality leather and hardware...
    HKP-20152
    $49.95
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    $49.95
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