Small Parts

Small Parts

Explore our extensive selection of HK small parts at HKParts, perfect for repairs, upgrades, and custom builds. Our inventory includes high-quality, precision-machined replacement parts and maintenance kits designed for a wide range of HK models. Whether you need push pins, springs, or custom components, our HK-specific small parts ensure optimal performance and durability for your firearm.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • New - H&K HK MR762/417/G28 Ejection Cover Axle Spring - HKP-16753
    Add to Cart

    HK417, MR762, G28 Ejection Cover Axle Spring

    H&K Heckler & Koch

    $9.95
    H&K HK MR762/417/G28 Ejection Cover Axle Spring New Hk German manufacture for the MR762 & HK 417 firearm. The spring is used on the axle and ejection port cover door to allow it to be closed and spring open. Compatible With: HK MR762 HK 417 HK...
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • New - HKP HK 45/45 Tactical Titanium Firing Pin - HKP-17811
    Add to Cart

    HK 45, 45T Firing Pin - Titanium

    HKP HK Parts

    $49.95
    Firing Pin HK45 & HK45 Tactical - Titanium - Grade 6 A solid billet CNC offering at 40+% lighter than comparable steel firing pins. Our titanium firing pins travel faster in the slide, delivering a quicker lock time & enhancing accuracy. Titanium...
    $49.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • New - H&K HK MR556/416 Ejector For Bolt Head - HKP-00037
    Add to Cart

    HK416, MR556 Ejector For Bolt Head

    H&K Heckler & Koch

    $23.95
    H&K HK MR556/416 Ejector For Bolt Head HK German factory part.  Compatible With: HK MR556 HK 416
    $23.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $23.95
    Subtotal:
  • New - H&K USC/SL8 (.45 ACP/5.56/.223) Rear Sight Spring - HKP-16516 HK USC, SL8 Sight Support Spring
    Add to Cart

    HK USC, SL8 Sight Support Spring

    H&K Heckler & Koch

    $9.95
    H&K USC/SL8 (.45 ACP/5.56/.223) Rear Sight Spring
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Out Of Stock
    New - H&K HK SL8, HK G36 Top Rail Screw - HKP-16390 HK SL8, G36 Top Rail Screw

    HK SL8, G36 Top Rail Screw

    H&K Heckler & Koch

    $14.95
    HK SL8 & G36 Top Rail Screw  This rail screw is the standard length rail screw used for all SL8 and G36 top rails. With the exception of the dual and single option models. A must have part and an easy part to loose or strip. Grab yours to have...
    $14.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • Out Of Stock
    New - H&K HK VP9/VP9SK, HK VP40 Sear Release Catch Cylindrical Pin - HKP-16803

    HK VP9, VP9SK, VP40 Sear Release Catch Cylindrical Pin

    H&K Heckler & Koch

    $5.95
    Cylindrical Pin For Sear Release Catch VP9, VP40 Compatible With: HK VP9 HK VP9SK HK VP9A1 F HK VP9A1 K HK VP40
    $5.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • New - H&K HK MR762/417 Recoil Buffer Spring - HKP-16608
    Add to Cart

    HK417, MR762 Recoil Buffer Spring

    H&K Heckler & Koch

    $24.95
    H&K HK MR762/417 Recoil Buffer Spring A must have wear and replacement part for your, HK 417 & MR762 firearm. Compatible With: HK MR762 HK 417
    $24.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • New - H&K HK USP Series Hammer Strut Pin - HKP-01633
    Add to Cart

    HK USP Series Hammer Strut Pin

    H&K Heckler & Koch

    $7.95
    HK USP Series Hammer Strut Pin Cylinder Pin ISO 8750 - 1.5 x 8mm.  Compatible With: HK USP 9mm HK USP 40 S&W HK USP Compact 9mm HK USP Compact 40 S&W HK USP Compact 357 SIG HK USP Compact 45 ACP
    $7.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • New - H&K MR556/MR762/416/417 Ambidextrous Selector Clamping Sleeve - HKP-22062
    Add to Cart

    HK416, MR556, HK417, MR762 Selector Lever Clamping Sleeve - Ambi

    H&K Heckler & Koch

    $5.95
    H&K MR556/MR762/416/417 Ambidextrous Selector Clamping Sleeve German H&K factory clamping sleeve for ambidextrous selector levers on MR556, MR762, HK416, and HK417. Compatible With: HK MR556 A1/A4 HK416 HK MR762 A1/A4 HK417
    $5.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • Out Of Stock
    New - H&K HK P2000/P2000SK/45/45C Slim Slide Release Lever w/ Axle - HKP-01956

    HK45, HK45 Compact, P2000, P2000SK Slim Slide Release Lever with Axle

    H&K Heckler & Koch

    $30.95
    HK Slim Slide Release Lever w/ Axle This is the upgraded version that replaced the original early versions. This model has enhanced upgrades to update and improve your HK pistol's function and design features. Compatible With: HK45 HK45...
    $30.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $30.95
    Subtotal:
  • New - HK MR556/416 Firing Pin Catch - HKP-16846
    Add to Cart

    HK416, MR556 Firing Pin Catch

    H&K Heckler & Koch

    $19.95
    HK MR556/416 Firing Pin Catch   Compatible With: HK MR556 HK 416  
    $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • Total: items /

Adding your products to cart