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 - Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green - HKP-19041 HK91, G3, HK33, HK53, HK93 Clubfoot Central Stock Section with Heavy Rubber Buttpad - OD Green

    HK91, G3, HK33, HK53, HK93 Clubfoot Central Stock Section with Heavy Rubber Buttpad - OD Green

    Michaels Machines

    $199.95
    Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green US Made Clubfoot HK21E and HK23E Style Central Buttstock Section with US Heavy Rubber Buttpad in OD Green. Just add your buffer and backplate and you are good to go...
    HKP-19041
    $199.95
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  • New - MKE AP5 3-Point Sling - Complete - HKP-21187 Century Arms AP5 3-Point Sling - Complete
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    Century Arms AP5 3-Point Sling - Complete

    MKE

    $34.99
    MKE AP5 3 Point Sling - Complete This is a Factory OEM Sling included with the AP5. Can be utilized on any HK 90 series of firearms.  Compatible With: Century Arms AP5 HK MP5 & SP5 HK MP5K & SP5K HK94
    HKP-21187
    $34.99
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  • Used - H&K German Hammer Spring (5.56/.223 & 7.62x51/.308) - Used - HKP-18066
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    Trigger Pack Hammer Spring - 5.56 / .223, 7.62x51 / .308 - Used

    H&K Heckler & Koch

    $4.95
    HK German Rifle Hammer Spring For All .308 & .223 Semi & Full Auto Trigger Packs The rifle 308/5.56 hammer spring is a popular upgrade in 9mm builds experiencing light primer hits. This is the factory correct 25 lb. weight for positive detonation...
    HKP-18066
    $4.95
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  • New - MM Fixed Stock Heavy Rubber Buttpad - HKP-00914 HK91, HK21, HK93 Fixed Stock Heavy Rubber Buttpad - MM
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    HK91, HK21, HK93 Fixed Stock Heavy Rubber Buttpad - MM

    Michaels Machines

    $79.95
    MM Fixed Stock Heavy Rubber Buttpad   Reduce the felt recoil transferred to your shoulder with the Michael's Machines heavy rubber buttstock pad.  Perfect replacement for old, hard original buttstock pads.  US made and backed by a lifetime...
    HKP-00914
    $79.95
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  • New - HK Rifle Tac Latch - HK 91, G3, HK 93, 33 - HKP-02791 HK91, G3, HK33, HK53 HK93 Tac Latch
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    HK91, G3, HK33, HK53 HK93 Tac Latch

    $69.95
    HK Rifle Tac Latch for HK91, G3, HK93, and HK33 HK's were designed to have a quick one-handed release capability for the magazine (paddle mag release). However, the semi-auto versions eliminated this much-needed feature due to import restrictions...
    HKP-02791
    $69.95
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  • New - HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only - HKP-17910 HK SEF Short Axle Selector Lever For Metal Trigger Housings Only
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    HK SEF Short Axle Selector Lever For Metal Trigger Housings Only

    HKP HK Parts

    $19.95
    HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only HK German steel SEF selector lever.  Please note that the polymer (plastic) style SEF housing uses the longer axle SEF selector lever not this product offering. Brand new factory...
    HKP-17910
    $19.95
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    New - HKP SEF Short Axle Selector Lever For Metal Trigger Housings - Extended - HKP-19026 HK SEF Short Axle Selector Lever For Metal Trigger Housings - Extended

    HK SEF Short Axle Selector Lever For Metal Trigger Housings - Extended

    HKP HK Parts

    $69.95
    HKP SEF Short Axle Selector Lever For Metal Trigger Housings - Extended HK steel SEF Extended selector lever. Fits all metal HK grip frames. Please note that the polymer (plastic) style SEF housing uses the long axle SEF selector lever and not this...
    HKP-19026
    $69.95
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  • Used - H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Used Excellent - HKP-18497 HK91, G3 A2 Fixed Buttstock - Jungle Green - Used Excellent
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    HK91, G3 A2 Fixed Buttstock - Jungle Green - Used Excellent

    H&K Heckler & Koch

    $36.95
    HK Heckler and Koch Fixed Stock in Jungle Green - Used Excellent for HK91, G3 7.62x51/.308 Handpicked best condition available. Comes with matching buttpad. Ready to install on your HK or clone rifle. Used in perfect working condition. Each buttstock...
    HKP-18497
    $36.95
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  • New - HKP Rifle Rubber Buttpad For Wooden Stocks - Enhanced - HKP-17667 HK91, G3, HK33, HK53, HK93 Wood Stock Buttpad - Rubber - Enhanced
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    HK91, G3, HK33, HK53, HK93 Wood Stock Buttpad - Rubber - Enhanced

    HKP HK Parts

    $29.95
    Butt Pad For Wooden Stocks - Enhanced Rubberized Buttpad The enhanced rubberized butt pad is a direct replacement to a standard fixed stock butt pad that can be replaced and upgraded in seconds. This buttpad provides a softer rubberized surface for...
    HKP-17667
    $29.95
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  • New - H&K 91/G3 (7.62x51/.308) Bolt Locking Lever Set - HKP-02683
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    HK91, G3 Bolt Locking Lever Set

    H&K Heckler & Koch

    $24.95
    HK91, G3, & PTR-91 .308 HK Bolt Carrier Bolt Locking Lever Set This is the bolt carrier locking lever set that retains the bolt head to the carrier. Each Locking Lever Set Includes: 7.62 locking lever Locking lever axle...
    HKP-02683
    $24.95
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  • New - H&K 33/91/93/53/G3 (5.56/.223) & (7.62x51/.308) Recoil Rod Stop Pin - HKP-01157
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    HK33, HK91, G3 Recoil Rod Stop Pin

    H&K Heckler & Koch

    $9.95
    G3, 91, PTR, 93, & 33 Recoil Rod End Cap New HK German recoil rod end cap or stop pin for HK factory recoil rods. This item retains the recoil spring on the recoil rod assembly. A great spare and wear and replacement part. Compatible With: HK G3, 91...
    HKP-01157
    $9.95
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  • New - H&K -6 Roller For Bolt Head 7.94mm - Under-sized - HKP-00342 HK -6 Roller For Bolt Head 7.94mm - Under-sized
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    HK -6 Roller For Bolt Head 7.94mm - Under-sized

    H&K Heckler & Koch

    $27.95
    H&K -6 Roller For Bolt Head 7.94mm - Under-sized New HK German -6 roller that measures 7.94mm. For use with all HK 90 series firearms.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way...
    HKP-00342
    $27.95
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