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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  • On Sale
    AIM HK 91 Carbine Length Handguard - Keymod - BLEMISHED AIM HKP-18178-B AIM HK 91 Carbine Length Handguard - Keymod - BLEMISHED AIM HKP-18178-B
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    HK91 Handguard - Carbine Length - Keymod - BLEMISHED

    AIM

    Now: $48.95
    Was: $69.95
    AIM HK 91 Carbine Length Handguard - Keymod - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This sleek streamlined...
    HKP-18178-B
    Now: $48.95
    Was: $69.95
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    Now: $48.95
    Was: $69.95
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  • On Sale
    HK Cocking Tube End Cap - Dust Cap - BLEMISHED HK MP5, HK91, G3, HK33 Cocking Tube End Cap - Incomplete - BLEMISHED
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    HK MP5, HK91, G3, HK33 Cocking Tube End Cap - Incomplete - BLEMISHED

    H&K Heckler & Koch

    Now: $21.95
    Was: $39.95
    H&K Cocking Tube End Cap/Dust Cap - BLEMISHED SOLD INDIVIDUALLY - VARYING CONDITION SHOWN INCOMPLETE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This part...
    HKP-00099-B
    Now: $21.95
    Was: $39.95
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    Now: $21.95
    Was: $39.95
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  • New - SEE NOTES H&K MP5 Ambidextrous Trigger Pack Housing SEE NOTES - HKP-21868 HK MP5, HK90 Series Trigger Pack Housing - Ambi- Semi-Auto
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    HK MP5, HK90 Series Trigger Pack Housing - Ambi- Semi-Auto

    HKP HK Parts / Heckler & Koch

    $248.95
    H&K 90 series Ambidextrous Trigger Pack Housing - Semi-Auto This German-made steel trigger pack housing is designed for ambidextrous trigger packs and selector levers. It starts as a factory F/A trigger pack, then is converted to semi-auto and coated...
    HKP-21868
    $248.95
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    $248.95
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  • Out Of Stock
    Used - H&K G3K/51 (7.62x51/.308) Rear Sight Drum - HKP-02049

    HK G3K, 51 Rear Sight Drum - 7.62 / .308

    H&K Heckler & Koch

    $104.95
    HK German G3K, HK51, SL6, & SL7 Rear Sight Drum Hard to find and no longer made or imported. Compatible With: G3K HK51 SL6 SL7
    HKP-02049
    $104.95
    Out Of Stock
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    $104.95
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  • Used - H&K 91/G3 (7.62x51/.308) Complete Bolt Head - Used - HKP-00206 HK91, G3 Complete Bolt Head - Used
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    HK91, G3 Complete Bolt Head - Used

    H&K Heckler & Koch

    $179.95
    German HK G3 & HK 91 & PTR Bolt Head Complete - Used German "IC" Date Coded Made On HK tooling & prints in Germany in 1983 . Each used bolt head is complete with all parts installed & 100% functional. Taken from live demilled German HK G3...
    HKP-00206
    $179.95
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  • Out Of Stock
    New - H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) 1200 Meter Rear Sight - 3rd Generation - HKP-00561 HK33, HK53, HK93, HK91, G3 1200 Meter Rear Sight - 3rd Generation

    HK33, HK53, HK93, HK91, G3 1200 Meter Rear Sight - 3rd Generation

    H&K Heckler & Koch

    $0.00
    HK German 3rd Gen 1200 Meter Rear Sight. New HK German Manufacture. No longer in production
    HKP-00561
    $0.00
    Out Of Stock
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    $0.00
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  • Out Of Stock
    Used - HK Locking Roller -4 , 7.96mm - HKP-17558 Bolt Head Locking Roller -4, 7.96mm

    Bolt Head Locking Roller -4, 7.96mm

    HKP HK Parts

    $8.95
    HKP HK Parts -4 7.96mm Undersized Roller HK spec under-sized roller that will fit all HK bolt heads including HK91, G3, HK33, HK53, HK93, HK94, MP5, SP89 all clones and the Cetme and its clones. An easy way to remember the size you need to order: Plus...
    HKP-17558
    $8.95
    Out Of Stock
    Qty in Cart: 0
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    $8.95
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  • On Sale
    HK G3 Handguard - FMP - Surplus HK G3 Handguard - FMP - Surplus
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    HK G3 Handguard - FMP - Surplus

    FMP HK CONTRACT

    Now: $39.95
    Was: $64.95
    HK Contract Portuguese FMP HK G3 Handguard - Surplus USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Original FMP Portuguese contract HK G3 handguard. Manufactured under HK license for military production...
    HKP-99438
    Now: $39.95
    Was: $64.95
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    Now: $39.95
    Was: $64.95
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  • HK91, G3 Bolt Head - Complete - Used HK91, G3 Bolt Head - Complete - Used
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    HK91, G3 Bolt Head - Complete - Used

    H&K Heckler & Koch

    $179.95
    Heckler and Koch Complete Bolt Head for HK91 and G3 - Used Complete used bolt head for HK91 and G3 pattern rifles. Ideal as a replacement part for worn or damaged assemblies, or as a spare for future maintenance. This is a used part.  Condition will...
    HKP-22527
    $179.95
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  • On Sale
    HK Ambidextrous Sling - Green - USED HK Ambidextrous Sling - Green - USED
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    HK Ambidextrous Sling - Green - USED

    H&K Heckler & Koch

    Now: $93.95
    Was: $149.95
    HK Ambidextrous Sling - Green - USED ONLY 1 UNIT AVAILABLE - AS PICTURED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This sling is the factory HK Green 1.25" Ambi Sling with dual HK sling hooks...
    HKP-00183-USED
    Now: $93.95
    Was: $149.95
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    Now: $93.95
    Was: $149.95
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  • On Sale
    HK91, G3 Bolt Group - Complete - Semi-Auto - USED HK91, G3 Bolt Group - Complete - Semi-Auto - USED
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    HK91, G3 Bolt Group - Complete - Semi-Auto - USED

    H&K Heckler & Koch

    Now: $559.95
    Was: $849.95
    Heckler and Koch Complete Semi-Auto Bolt Group for HK91, G3 - USED ONLY 1 UNIT AVAILABLE - AS PICTURED Complete factory German semi-automatic bolt group manufactured by Heckler and Koch for HK91 and G3 pattern rifles. Intended for replacement, reference,...
    HKP-99389
    Now: $559.95
    Was: $849.95
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    Now: $559.95
    Was: $849.95
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  • Used - H&K G3/91 Factory F/A Bolt Carrier - SURPLUS - HKP-22161 HK91, G3 Bolt Carrier - Full Auto - SURPLUS
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    HK91, G3 Bolt Carrier - Full Auto - SURPLUS

    H&K Heckler & Koch

    $149.95
    Heckler and Koch Factory F/A Bolt Carrier for HK G3 and HK91 - SURPLUS UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Surplus factory H&K full-auto steel bolt carrier for the G3. Serves as the primary cycling component, driving the...
    HKP-22161
    $149.95
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    $149.95
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