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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  • HK G3 - FMP Early Type Demilled Front End - No Cocking Handle Assembly FMP HK CONTRACT HKP-22377 HK G3 - FMP Early Type Demilled Front End - No Cocking Handle Assembly FMP HK CONTRACT HKP-22377
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    HK FMP G3 Early Type De-Milled Front End - No Cocking Handle Assembly

    FMP HK CONTRACT

    $68.95
    HK G3 - FMP Early Type De-milled Front End - No Cocking Handle Assembly Early style G3 front end with no hanger from de-milled FMP G3 parts kits. Perfect for custom builds.  Includes: Cocking tube Trunnion Barrel pin
    HKP-22377
    $68.95
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  • HK G3 Stock Cut Off Section - OD Green FMP HK CONTRACT HKP-22376 HK G3 Stock Cut Off Section - OD Green FMP HK CONTRACT HKP-22376
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    HK G3 Stock Cut Off Section - OD Green

    FMP HK CONTRACT

    $2.45
    HK G3 Stock Cut Off Section - OD Green De-milled G3 stock section. Manufactured by FMP on HK tooling. Compatible With: HK G3, HK91 In-spec. clones and custom builds
    HKP-22376
    $2.45
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    $2.45
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  • On Sale
    New - MKE -4 Roller for Bolt Head 7.96mm - Under-sized - HKP-22238 MKE -4 Roller for Bolt Head 7.96mm - Under-sized MKE HKP-22238
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    HK 90 Series Locking Roller for Bolt Head - 7.96mm

    MKE

    Now: $22.95
    Was: $28.95
    MKE -4 Roller for Bolt Head 7.96mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. Made in Turkey by MKE on HK tooling.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the...
    HKP-22238
    Now: $22.95
    Was: $28.95
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    Now: $22.95
    Was: $28.95
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  • Used - H&K G3/91 F/A Bolt Carrier - FMP - SURPLUS - HKP-22160 HK91, G3 Bolt Carrier - Full Auto - Surplus
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    HK91, G3 Bolt Carrier - Full Auto - Surplus

    H&K Heckler & Koch

    $129.95
    Surplus Full-Auto Steel Bolt Carrier for HK91, G3 Used full-auto steel bolt carrier for HK91 and G3 pattern rifles. Manufactured by HK, EBO, or FMP on original Heckler and Koch tooling. Compatible With: HK91, G3 In-spec. clones and custom builds
    HKP-22160-M
    $129.95
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    $129.95
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  • On Sale
    Used - H&K G3/91 (.22LR) Caliber Conversion Kit - BLEMISHED - HKP-01147-B HK91, G3 Caliber Conversion Kit - .22LR - BLEMISHED
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    HK91, G3 Caliber Conversion Kit - .22LR - BLEMISHED

    H&K Heckler & Koch

    Now: $545.95
    Was: $945.95
    Heckler and Koch HK G3, HK91 .22LR Caliber Conversion Kit - BLEMISHED THESE KITS INCLUDE A BENT BARREL AND ONE MAGAZINE. BLEMISHED PARTS ARE SOLD AS IS. THIS KIT IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Convert any HK91 or HK...
    HKP-01147-B
    Now: $545.95
    Was: $945.95
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    Now: $545.95
    Was: $945.95
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  • On Sale
    New - B&T APR308 Deployment Bag - With Sling - HKP-21881 B&T APR308 Deployment Bag - With Sling
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    B&T APR308 Deployment Bag - With Sling

    B&T Brugger & Thomet

    Now: $199.95
    Was: $349.95
    B&T APR308 Deployment Bag - With Sling Hidden for years in an unmarked crate, these genuine B&T contracted deployment cases are perfect for keeping your valuable B&T APR rifle safe and secure.  The cases were made in Poland by NFM Group...
    HKP-21881
    Now: $199.95
    Was: $349.95
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    Now: $199.95
    Was: $349.95
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  • New - H&K HK G3 Front Sight Ring - HKP-21641
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    HK G3 Front Sight Ring

    H&K Heckler & Koch

    $7.95
    H&K HK G3 Front Sight Ring Factory HK replacement front sight ring. Compatible With: HK G3
    HKP-21641
    $7.95
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    $7.95
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  • Out Of Stock
    New - H&K 33/91/93/53/G3 (5.56/.223) & (7.62x51/.308) Heavy Rubber Buttpad For HK A2 Fixed Stocks - HKP-00525 HK33, HK91, G3 A2 Fixed Buttstock Buttpad - Heavy Rubber

    HK33, HK91, G3 A2 Fixed Buttstock Buttpad - Heavy Rubber

    H&K Heckler & Koch

    $0.00
    HK German Heavy Rubber Butt Pad The HK German heavy rubber butt pad is a direct replacement to a standard fixed stock butt pad that can be replaced and upgraded in seconds. This butt pad extends the LOP slightly & provides a greater surface area for...
    HKP-00525
    $0.00
    Out Of Stock
    Qty in Cart: 0
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    $0.00
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  • On Sale
    Used - Zeiss/Eltro Fero Z-51 Night Vision Scope-Parts Grade - HKP-15655 Fero Z-51 Night Vision Scope - Parts Grade
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    Fero Z-51 Night Vision Scope - Parts Grade

    Zeiss / Eltro

    Now: $397.95
    Was: $499.95
    Zeiss/Eltro Fero Z-51 Night Vision Scope-Parts Grade Used in non-working condition -SOLD AS IS. Comes shipped in the original German Army transportation case. Good for spare parts, props, etc. These are the last remaining units available. Some parts may...
    HKP-15655
    Now: $397.95
    Was: $499.95
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    Now: $397.95
    Was: $499.95
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  • HK91, G3 A2 Stock - Tan - Saudi Contract - Enhanced Heavy Buffer - Like New - Rare HK91, G3 A2 Stock - Tan - Saudi Contract - Enhanced Heavy Buffer - Like New - Rare
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    HK91, G3 A2 Stock - Tan - Saudi Contract - Enhanced Heavy Buffer - Like New - Rare

    Other

    $274.95
    Rare Saudi Arabian Contract HK91, G3 A2 Stock with HKP Enhanced Heavy Buffer - Tan - Like New VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Original Saudi Arabian contract G3 A2 fixed stock in tan paired with the HKP enhanced heavy buffer for improved...
    HKP-99420
    $274.95
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    $274.95
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  • On Sale
    HK MP5, 90 Series, AP5 Trigger HK MP5, 90 Series, AP5 Trigger
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    HK MP5, 90 Series, AP5 Trigger

    MKE

    Now: $29.95
    Was: $34.95
    MKE AP5, MP5, 90 Series Trigger Steel trigger manufactured in Turkey for HK 90 Series roller-delayed firearms. Designed as a replacement component for compatible MP5 and related platforms. Compatible With: MP5, MP5K, MP5K-PDW, MP5SD SP5, SP5K, SP5K-PDW,...
    HKP-22519
    Now: $29.95
    Was: $34.95
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    Now: $29.95
    Was: $34.95
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  • On Sale
    HK90 Series Cocking Tube End Cap - Aluminum - USED HK90 Series Cocking Tube End Cap - Aluminum - USED
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    HK90 Series Cocking Tube End Cap - Aluminum - USED

    HKP HK Parts

    Now: $7.95
    Was: $12.95
    HK Cocking Tube End Cap - Aluminum - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Made from weight-saving aircraft-grade aluminum alloy. US-made. Compatible With: All 90 series HK firearms and...
    HKP-02806-USED
    Now: $7.95
    Was: $12.95
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    Now: $7.95
    Was: $12.95
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