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 - HKP HK 91/G3 (7.62x51/.308) Firing Pin - Titanium - HKP-17937

    HK91, G3 Firing Pin - Titanium

    HKP HK Parts

    $29.95
    HK G3, 91 & PTR Firing Pin - Titanium Grade 6 weapons grade Titanium manufacture. Made 100% in the USA A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK G3, 91 & PTR weapon system. Get the...
    HKP-17937
    $29.95
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    New - H&K 91/G3 (7.62x51/.308) 3 Position Navy Trigger Group - Double Tang - HKP-01709 HK91, G3 3 Position Navy Trigger Group - Double Tang

    HK91, G3 3 Position Navy Trigger Group - Double Tang

    H&K Heckler & Koch

    $0.00
    H&K 91/G3 (7.62x51/.308) 3 Position Navy Trigger Group - Double Tang HK German G3, 91 3-Position Navy Trigger Group - Double Tang New Heckler & Koch German Manufacturer. Black Polymer Ambidextrous Housing With Selector Levers. Double Tang 3...
    HKP-01709
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    New - H&K 93/33/G3 (5.56/.223) & (7.62x51/.308) Vented Wide Forend Black - HKP-00471 HK33, G3 Vented Wide Handguard Black

    HK33, G3 Vented Wide Handguard Black

    H&K Heckler & Koch

    $0.00
    HK 93, 33 & G3K Wide Black Vented Handguard Overall 11.5 inches long. Made for 16" barreled rifles. Easy installation. HK 93 HK 33 HK G3K PTR-91K 16" barrels 16" Barreled Clones
    HKP-00471
    $0.00
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    New - H&K 33/91/93/G3 Steel Bipod - Surplus - HKP-00215 HK33, HK91, G3 Steel Bipod - Surplus

    HK33, HK91, G3 Steel Bipod - Surplus

    H&K Heckler & Koch

    $0.00
    H&K 33/91/93/G3 Steel Bipod - Surplus - For Use With The HK Wide Forearm. Genuine surplus HK factory bipod.  These bipods have long been out of production from HK.  Bipods are only compatible with the wide forearm with integrated stowage...
    HKP-00215
    $0.00
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    New - HKP HK G3K/33K (5.56/.223) & (7.62x51/.308) Extended 4 Prong Flash Hider - Threaded 15x1 RH - HKP-00501 HK33K,  G3K Flash Hider - 4 Prong - Threaded 15x1 RH

    HK33K, G3K Flash Hider - 4 Prong - Threaded 15x1 RH

    HKP HK Parts

    $79.95
    HKP Extended 4 Prong Flash Hider for all HK - Threaded 15x1 RH This fits any threaded 15x1 RH HK barrel. The overall length is 4.37 inches. These are the perfect length of the G3K and HK33K style builds as they will yield a 16.1" overall barrel length...
    HKP-00501
    $79.95
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    New - H&K Roller Sear For Burst Trigger Packs - HKP-01711

    HK Roller Sear For Burst Trigger Packs

    H&K Heckler & Koch

    $0.00
    H&K Roller Sear For Burst Trigger Packs New HK German Roller Sear for SEF & Navy trigger packs. This is the newer style "roller" type not the older friction type of sear. This item is also referred to as the catch with roller but more commonly...
    HKP-01711
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    New - H&K MP5, 53/33, G3 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Push Pin - HKP-16406 HK MP5, 53/33, G3 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Push Pin

    HK MP5, 53/33, G3 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Push Pin

    H&K Heckler & Koch

    $0.00
    H&K MP5, 53/33, G3 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Push Pin This SEF grip housing features classic finger grooves and is crafted for factory push pin receivers. It's perfect for replacing worn out or faded SEF grip frames. The...
    HKP-16406
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    New - H&K B&T Style Sling Swivel With Attachment Screw - HKP-18150 HK MP5K, SP5K Sling Swivel with Screw for End Caps and Folding Stocks and Braces

    HK MP5K, SP5K Sling Swivel with Screw for End Caps and Folding Stocks and Braces

    H&K Heckler & Koch

    $0.00
    H&K B&T Style Sling Swivel with Attachment Screw Same part found on the HK German MP5K, SP5K end caps and the B&T folding brace and folding stocks. The sling swivel is made by HK in Germany the mounting hardware is made in the USA. This is...
    HKP-18150
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    New - HKP Front Sight HK Tower, Triple Frame Install & Removal Fixture Jig - HKP-17586 Front Sight Tower, Triple Frame Fixture Jig - Installation and Removal

    Front Sight Tower, Triple Frame Fixture Jig - Installation and Removal

    HKP HK Parts

    $69.95
    HKP Front Sight HK Tower, Triple Frame Installation & Removal Fixture Jig The original one and only triple frame removal and install fixture. The perfect jig for the installation and removal of triple frames and front sight towers found in all HK 90...
    HKP-17586
    $69.95
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    New - Ambidextrous Sling Pin For Forearm - Small - HKP-02684

    Handguard Sling Pin - Small - Ambidextrous

    HKP HK Parts

    $24.95
    Ambidextrous Eyebolt Sling Pin - Small The ambi pin allows the user to replace the handgaurd push pin to attach a sling hook or attachment point to the sling pin loop area. This pin provides a sling attachment point with for either the left or right side...
    HKP-02684
    $24.95
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    New - H&K Navy Left Side Selector Lever-3 Position - HKP-00122 H&K Navy Left Side Selector Lever-3 Position H&K Heckler & Koch HKP-00122

    HK Navy Left Side Selector Lever-3 Position

    H&K Heckler & Koch

    $139.95
    HK Ambidextrous Left Side 3 Position Navy Selector Lever New German HK Lever For All 3 Position Navy Ambidextrous Trigger Packs Or Trigger Groups. Will Not Fit SEF Style Trigger Packs. Brand new factory German HK. Safe, Semi, Full. (0,1,F) 3 Position...
    HKP-00122
    $139.95
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