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
  • Used - H&K 91/G3 (7.62x51/.308) Firing Pin - Used - HKP-16710
    Add to Cart

    HK91, G3 Firing Pin - Used

    H&K Heckler & Koch

    $6.95
    H&K 91/G3 (7.62x51/.308) Firing Pin - Used Great for spares as this is a common wear item. Compatible With: HK G3 & HK 91, PTR or clone rifles
    HKP-16710
    $6.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • New - H&K 33/93/91/51/G3 (5.56/.223) & (7.62x51/.308) Paddle Mag Release - Standard - HKP-01851 HK33, HK93, HK51, HK91, G3 Paddle Mag Release - Standard
    Add to Cart

    HK33, HK93, HK51, HK91, G3 Paddle Mag Release - Standard

    H&K Heckler & Koch

    $8.95
    New HK German Paddle Magazine Release This item is a brand new H&K genuine part, not a used or surplus part. It's used for installation on all HK .223 & .308 HK rifles. Compatible With: HK 91 HK G3 HK 51 HK 93 HK 33 HK PSG-1 HK MSG-90
    HKP-01851
    $8.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • Out Of Stock
    New - B&T Ambidextrous Sling Pin- Large - HKP-16887 B&T Ambidextrous Sling Pin- Large

    B&T Ambidextrous Sling Pin- Large

    B&T Brugger & Thomet

    $57.95
    B&T Stock Ambidextrous Sling Pin That Replaces The Push Pin For Stock Each ambi sling pin will allow the use of a sling mounting location for either a left or right hand shooter for replacing the rear stock push pin with this ambi sling pin. Each pin...
    HKP-16887
    $57.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $57.95
    Subtotal:
  • New - HKP HK 91/G3 & PTR Bench Mat - HKP-17283 HK91, G3, PTR Bench Mat
    Add to Cart

    HK91, G3, PTR Bench Mat

    HKP HK Parts

    $24.95
    HK G3, HK91 & PTR 7.62 Bench, Gunsmithing Repair Mat Our HK G3 bench mat is the perfect cleaning & repair mat designed specifically for your HK G3 models. Have fun and learn while you work on your favorite H&K firearm. The soft top protects...
    HKP-17283
    $24.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • New - HKP 90 Series Paddle Mag Release Easy Install Fixture - HKP-17587 HK 90 Series Paddle Mag Release - Easy Install Fixture
    Add to Cart

    HK 90 Series Paddle Mag Release - Easy Install Fixture

    HKP HK Parts

    $187.95
    HKP 90 Series Paddle Mag Release Easy Install Fixture The original one and only paddle mag release fixture. The perfect jig for the installation of the factory correct paddle mag release with the proper hole placement and an easy to use jig that will...
    HKP-17587
    $187.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $187.95
    Subtotal:
  • Used - H&K MP5, 93/53/33, G3/91 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Clipped & Pinned - Excellent - HKP-19913 HK MP5, 93/53/33, G3/91 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Clipped & Pinned - Excellent
    Add to Cart

    HK MP5, 93/53/33, G3/91 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Clipped & Pinned - Excellent

    H&K Heckler & Koch

    $149.95
    H&K MP5, 93/53/33, G3/91 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Clipped & Pinned - Excellent In excellent shape! Most have never been on a firearm. They may have storage and handling marks on the polymer housing. Specifications: Made...
    HKP-19913
    $149.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $149.95
    Subtotal:
  • New - H&K Grip Cap Replacement Spring - HKP-16408 Grip Cap Spring - HK Navy Style
    Add to Cart

    Grip Cap Spring - HK Navy Style

    H&K Heckler & Koch

    $4.95
    H&K Grip Cap Replacement Spring This is the replacement spring that is used on both the US and German made grip caps that can become damaged and broken with use. A great idea to have on hand as the spring will get bent and destroyed with use. We use...
    HKP-16408
    $4.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • New - H&K Ambidextrous Rear Stock Sling Pin - Large - HKP-00078
    Add to Cart

    Buttstock Sling Pin - Ambi

    H&K Heckler & Koch

    $43.95
    H&K Ambidextrous Stock Sling Pin - Large The ambidextrous sling hook push pin replaces the stock push pin on the rear stock of the HK firearm, to enable the use of an HK sling for both left and right hand use. This part will replace and work on any...
    HKP-00078
    $43.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $43.95
    Subtotal:
  • New - RCM HK G3K Locking Piece #18 - 50 Degree - HKP-02522 HK G3K Locking Piece #18 - 50 Degree
    Add to Cart

    HK G3K Locking Piece #18 - 50 Degree

    RCM

    $49.95
    RCM HK G3K Locking Piece #18 - 50 Degree The #18 LP is the factory-correct locking piece for G3K style builds or other custom builds. The locking piece is the timing mechanism that a delayed roller lock firearm uses to tell the firearm when to unlock and...
    HKP-02522
    $49.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • New - Snap Hook 1" - Universal - HKP-00730 Sling Snap Hook 1" - Universal
    Add to Cart

    Sling Snap Hook 1" - Universal

    USA

    $4.95
    Snap Hook 1" This is a 1" HK-style snap hook for sling or other custom projects. We also offer 1.25" HK sling hooks, as these are great spare parts to have on hand.
    HKP-00730
    $4.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • New - HKP AR Brace/Stock Adapter To HK 90 Series Firearms - HKP-16550 HK MP5, HK90 Series AR Stock or Brace Adapter
    Add to Cart

    HK MP5, HK90 Series AR Stock or Brace Adapter

    HKP HK Parts

    $99.95
    HKP AR Brace/Stock Adapter To HK 90 Series Firearms For use on any commercial, mil-spec, or pistol AR15/M16/M4 stock, brace, & buffer tube of your choice. Perfect for your HK rifle, pistol, or SBR build. With our M4 adapter, you can use your existing...
    HKP-16550
    $99.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • Used - H&K Full Auto Paddle Magazine Release Bushing HK German - Used - HKP-02303
    Add to Cart

    HK Full Auto Paddle Magazine Release Bushing HK German - Used

    H&K Heckler & Koch

    $4.95
    H&K Full Auto Paddle Magazine Release Bushing HK German - Used This part is for use in all 90-series H&K weapon systems. Used for installing a paddle mag release. Please Note: This is not for use on semi-auto HK builds. This part is used for...
    HKP-02303
    $4.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • Total: items /

Adding your products to cart