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 - RCM HK 51 (7.62x51/.308) Barrel - Threaded 15x1 RH - HKP-02391 HK51 Barrel - 7.62 / .308 - 8.375" - Threaded 15x1 RH
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    HK51 Barrel - 7.62 / .308 - 8.375" - Threaded 15x1 RH

    RCM

    $164.95
    RCM HK 51 (7.62x51/.308) Barrel - Threaded 15x1 RH Crafted to precise HK51 specifications, this barrel utilizes HK's renowned cold hammer forged (CHF) process. Features include a knurled sight ring, splined design for secure flash hider attachment, and a...
    HKP-02391
    $164.95
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    $164.95
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  • New - MM Registered Sear Pack - Re-Timed Hammer - HKP-00153 HK MP5, HK90 Series Re-Timed Hammer - SEF, Navy
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    HK MP5, HK90 Series Re-Timed Hammer - SEF, Navy

    Michaels Machines

    $168.95
    MM Registered Sear Pack - Re-Timed Hammer - USA This part is the necessary addition for all registered sear conversions in 9mm, 40/10, 223, and.308 trigger packs. Protect your valuable investment by using the proper re-timed hammer for your sear pack...
    HKP-00153
    $168.95
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    $168.95
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  • Used - H&K 91/G3 (7.62x51/.308) F/A Bolt Carrier - Tungsten Filled - Surplus - HKP-01998 HK91, G3 Bolt Carrier - Full Auto - Tungsten Filled - Surplus
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    HK91, G3 Bolt Carrier - Full Auto - Tungsten Filled - Surplus

    H&K Heckler & Koch

    $249.95
    HK Factory F/A Tungsten Filled Bolt Carrier Used German Surplus  The tungsten upgrade is ideal for those with bolt bounce issues or who want the smoothest carrier for FA use. These carriers are all used and in good shape and need to be refinished...
    HKP-01998
    $249.95
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    $249.95
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  • New - H&K Front Sight Blade - HKP-00370
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    HK Front Sight Blade

    H&K Heckler & Koch

    $11.95
    H&K Front Sight Blade New Factory HK manufactured. This is compatible with all HK front sight towers & triple frames. 
    HKP-00370
    $11.95
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    $11.95
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  • New - Magpul HK 91/G3 (7.62x51/.308) Complete Stock - Enhanced Buffer - HKP-16698 HK91, G3, PTR91 Stock with Enhanced Buffer, Complete
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    HK91, G3, PTR91 Stock with Enhanced Buffer, Complete

    Magpul

    $899.95
    Magpul PRS Stock With Enhanced Buffer The Magpul PRS2 (Precision Rifle Sniper) is a drop-in, precision-adjustable buttstock designed for the HK G3, HK91, PTR91 rifle and its variants. Designed to offer the fine-tuned, customized feel of a precision...
    HKP-16698
    $899.95
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    $899.95
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  • Used - H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Surplus - HKP-16270 HK91, G3 A2 Fixed Buttstock - Jungle Green - Surplus
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    HK91, G3 A2 Fixed Buttstock - Jungle Green - Surplus

    H&K Heckler & Koch

    $25.95
    H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Surplus Used jungle green German surplus stock complete. Ready to install on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts to be a complete stock ready...
    HKP-16270
    $25.95
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    $25.95
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  • New - PTR PDW (7.62x39) & (7.62x51/.308) Pistol Full Auto Bolt Carrier - HKP-20165-M PTR PDW Bolt Carrier - Full Auto - 7.62x39 / 7.62x51 / .308
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    PTR PDW Bolt Carrier - Full Auto - 7.62x39 / 7.62x51 / .308

    PTR

    $229.95 - $330.95
    PTR PDW (7.62x39) & (7.62x51/.308) Pistol Full Auto Bolt Carrier Made by PTR using the same blueprints and materials the German HK factory uses has allowed PTR91 to manufacture the finest of HK style firearms here in the US. The PDW F/A carrier is...
    HKP-20165-M
    $229.95 - $330.95
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    $229.95 - $330.95
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  • HK91, G3, PTR Magazine - 20 Round - Date Coded - Like New HK91, G3, PTR Magazine - 20 Round - Date Coded - Like New
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    HK91, G3, PTR Magazine - 20 Round - Date Coded - Like New

    H&K Heckler & Koch

    $34.95
    Heckler and Koch HK91, G3, PTR 20 Round Date Coded Magazine - Like New Factory German HK 20 round magazine for HK91, G3, and PTR91 pattern rifles. Offered in IB or IC date codes for those seeking original German date coded magazines in like new...
    HKP-22560-M
    $34.95
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    $34.95
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  • On Sale
    New - MKE HK 93/53/33 Push Pin Spring - HKP-22228 MKE Push Pin Spring MKE HKP-22228
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    HK33, HK53, HK93 Push Pin Spring

    MKE

    Now: $2.19
    Was: $3.95
    MKE HK33, HK53, HK33 Push Pin Spring A must have replacement spring to have on hand. A quick and easy install spring to get your push pins back to working condition. A great replacement for those worn out springs that come loose while in action...
    HKP-22228
    Now: $2.19
    Was: $3.95
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    Now: $2.19
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  • On Sale
    New - AC-Unity HK93 Wide Handguard - Short - HKP-21638 HK93 Wide Handguard - Short
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    HK93 Wide Handguard - Short

    AC-Unity

    Now: $59.95
    Was: $78.95
    AC-Unity HK93 Wide Handguard - Short AC-Unity wide/short handguard, specifically designed for the HK33, HK93,HK34 and G3K. This handguard is also the perfect fit for PTR rifles utilizing the shorter HK93 length handguards. The perfect option to match up...
    HKP-21638
    Now: $59.95
    Was: $78.95
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  • Used - H&K 91/G3 (7.62x51/.308) Fixed Stock - Alpine Green - Surplus - HKP-17112 HK91, G3 A2 Fixed Buttstock - Alpine Green - Surplus
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    HK91, G3 A2 Fixed Buttstock - Alpine Green - Surplus

    H&K Heckler & Koch

    $29.95
    HK German Surplus G3, 91, PTR Stock Complete - Alpine Green The Alpine green stock was the last version that the German military produced and is the darkest green version available. All stocks are 90's production, date coded and made by HK for the...
    HKP-17112
    $29.95
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    $29.95
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  • Out Of Stock
    New - Trijicon 90 Series Front & Rear Night Sight Set - HKP-00373 HK90 Series Night Sight Set - Front and Rear

    HK90 Series Night Sight Set - Front and Rear

    Trijicon

    $124.95
    Trijicon 90 Series Front & Rear Night Sight Set Trijicon produces the brightest night sights available for Heckler & Koch sub guns and rifles. These tritium night sight inserts are a no-brainer for quicker, more accurate point-and-shoot...
    HKP-00373
    $124.95
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    $124.95
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