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.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • New - Surefire Procomp AR Rifles (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 RH - HKP-19486 Procomp AR Rifles Muzzle Brake - 7.62x51 / .308 - Threaded 5/8x24 RH
    Add to Cart

    Procomp AR Rifles Muzzle Brake - 7.62x51 / .308 - Threaded 5/8x24 RH

    Surefire

    $95.00
    Surefire Procomp AR Rifles (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 RH The SureFire PROCOMP muzzle brake is designed for AR10/LR308 rifles and variants with 5/8x24 muzzle threads. It significantly reduces recoil impulse and features neutral porting...
    $95.00
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $95.00
    Subtotal:
    Add to Cart
  • On Sale
    Used - H&K 91/G3 (7.62x51/.308) Navy Style Trigger Group (SEF) - Used Good - HKP-00930 HK91, G3 Navy Style Trigger Group (SEF) - Used Good
    Add to Cart

    HK91, G3 Navy Style Trigger Group (SEF) - Used Good

    H&K Heckler & Koch

    Now: $319.45
    Was: $354.95
    H&K 91/G3 (7.62x51/.308) Navy Style Trigger Group (SEF) - Used Good These are pulled from German military HK G3 rifles. These work great as spares or for collectible items. These are used but in good shape overall. Includes: SEF Black Polymer...
    Now: $319.45
    Was: $354.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $319.45
    Was: $354.95
    Subtotal:
    Add to Cart
  • Out Of Stock
    New - HKP HK 91/G3 (7.62x51/.308) 20 Round Steel Magazine - Latest HK Production - HKP-00542 HK91, G3 20 Round Steel Magazine - Latest HK Production

    HK91, G3 20 Round Steel Magazine - Latest HK Production

    H&K Heckler & Koch

    $0.00
    HK 91, G3, PTR .308 20 Round All Steel Magazine - German HK HK .308 factory steel 20 round all steel magazine. Each magazine is the latest HK German manufactured. Compatible With: HK 91 HK G3 PTR-91, PTR PDW Vector 51, G3K, HK51, HK51K Century C308...
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • On Sale
    New - HK German SEF SEMI .308 Clipped & Pinned Trigger Group - HKP-00210-CP HK German Trigger Group - .308 - SEF - SEMI
    Add to Cart

    HK German Trigger Group - .308 - SEF - SEMI

    H&K Heckler & Koch

    Now: $494.96
    Was: $549.95
    HK German SEF SEMI .308 Clipped & Pinned Trigger Group The new HK German-made semi-auto trigger group comes in .308 caliber already clipped & pinned. Compatible With: HK 91 HK G3 C308 PTR-91 HK .308 rifles. SEF Navy Style Trigger Group...
    Now: $494.96
    Was: $549.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $494.96
    Was: $549.95
    Subtotal:
    Add to Cart
  • On Sale
    New - H&K 3 Position Ambidextrous Selector Lever - BURST ONLY - HKP-01294 HK 3 Position Ambidextrous Selector Lever - BURST ONLY
    Add to Cart

    HK 3 Position Ambidextrous Selector Lever - BURST ONLY

    H&K Heckler & Koch

    Now: $89.52
    Was: $99.47
    H&K 3 Position Ambidextrous Selector Lever - BURST ONLY This selector lever will convert any 4 position 0, 1, 2, F or 0, 1, 3, F trigger group to non-full auto BURST capability only, making the rotation 3 position instead of 4 position. This selector...
    Now: $89.52
    Was: $99.47
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $89.52
    Was: $99.47
    Subtotal:
    Add to Cart
  • On Sale
    HK G3, HK33, HK93 Bayonet w/Scabbard - NOS H&K Heckler & Koch HKP-22366 HK G3, HK33, HK93 Bayonet w/Scabbard - NOS H&K Heckler & Koch HKP-22366
    Add to Cart

    HK G3, HK33, HK93 Bayonet with Scabbard - NOS

    H&K Heckler & Koch

    Now: $205.16
    Was: $227.95
    HK G3, HK33, HK93 Bayonet with Scabbard - New Old Stock Genuine German HK military surplus bayonet in original wrap. These are the 12-groove version of the popular military bayonet.  Scabbard is included. Compatible With: HK G3 HK91 HK33 HK93
    Now: $205.16
    Was: $227.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $205.16
    Was: $227.95
    Subtotal:
    Add to Cart
  • On Sale
    Used - H&K HK G3, 91, PTR Bolt Head Complete - Used - HKP-21902 HK91, G3, PTR Bolt Head Complete - Used
    Add to Cart

    HK91, G3, PTR Bolt Head Complete - Used

    H&K Heckler & Koch

    Now: $59.21
    Was: $99.95
    German HK G3 & HK 91 & PTR Bolt Head Complete - Used German Date Coded Made in Germany. Each used bolt head is complete with all parts installed & 100% functional. Taken from live demilled German HK G3 rifles. Each bolt head is in good shape...
    Now: $59.21
    Was: $99.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $59.21
    Was: $99.95
    Subtotal:
    Add to Cart
  • Out Of Stock
    On Sale
    New - KNS Precision HK Push Button Take Down Pin - Small - HKP-21389 KNS Precision HK Push Button Take Down Pin - Small

    KNS Precision HK Push Button Take Down Pin - Small

    KNS Precision

    Now: $22.49
    Was: $24.99
    KNS Precision HK Push Button Take Down Pin - Small .234" This 6mm (.234") diameter take-down pin has a spring-loaded push button. When the button is depressed, the stainless steel keeper detents retract for easy pin removal. The pin is designed to...
    Now: $22.49
    Was: $24.99
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $22.49
    Was: $24.99
    Subtotal:
    Out Of Stock
  • On Sale
    New - HKP V51 Fixed Stock - USA - HKP-21269 Vector Arms V51 Fixed Stock - USA
    Add to Cart

    Vector Arms V51 Fixed Stock - USA

    HKP HK Parts

    Now: $231.96
    Was: $289.95
    HKP Vector Arms V51 Fixed Stock - USA New PTR A2 stock section with the HKP V51 backplate.  We convert a like-new backplate with the correct rear-collapsible rod and include a surplus HK buffer to guarantee compatibility.  This style backplate...
    Now: $231.96
    Was: $289.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $231.96
    Was: $289.95
    Subtotal:
    Add to Cart
  • Out Of Stock
    On Sale
    New - PTR HK G3/91 (7.62x51/.308) Match Grade Barrel - Threaded 15x1 - HKP-00873 HK91, G3 Barrel - 7.62 / .308 - 18" - Threaded 15x1 - Match

    HK91, G3 Barrel - 7.62 / .308 - 18" - Threaded 15x1 - Match

    PTR

    Now: $179.95
    Was: $199.95
    PTR HK G3/91 (7.62x51/.308) Match Grade Barrel - Threaded 15x1 Each barrel is current PTR production and has the proper number and depth of flutes for optimum functionality. This barrel is a medium contour barrel that is larger in diameter than a...
    Now: $179.95
    Was: $199.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $179.95
    Was: $199.95
    Subtotal:
    Out Of Stock
  • Used - H&K G3/91 (.22LR) Caliber Conversion Kit - USED - HKP-01147 HK91, G3 Caliber Conversion Kit - .22LR - USED
    Add to Cart

    HK91, G3 Caliber Conversion Kit - .22LR - USED

    H&K Heckler & Koch

    $1,497.95
    Heckler and Koch HK G3, HK91 .22LR Caliber Conversion Kit - USED SOLD AS IS. NO RETURNS. Convert any HK91 or  HK G3 rifle to cycle .22LR ammunition with this genuine HK caliber conversion kit. This kit is intended for marksmanship training and...
    $1,497.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,497.95
    Subtotal:
    Add to Cart
  • On Sale
    HK51, PTR PDW Stock - AR15 Style HK51, PTR PDW Stock - AR15 Style
    Add to Cart

    HK51, PTR PDW Stock - AR15 Style

    PTR

    Now: $305.95
    Was: $339.95
    HK51, PTR PDW Magpul Stock - AR-15 Style AR15/M16 to HK 90 series stock adapter for the HK51 and PTR PDW. This is a perfect compliment for those that want to use the popular Magpul Moe stock. Each adapter includes the proprietary locking ring, Magpul MOE...
    Now: $305.95
    Was: $339.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $305.95
    Was: $339.95
    Subtotal:
    Add to Cart
  • Total: items /

Adding your products to cart

View Cart Continue Shopping