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 - USA HK G36, HK SL8 Magazine Paddle Release - HKP-18222 HK G36, SL8 Magazine Paddle Release
    Add to Cart

    HK G36, SL8 Magazine Paddle Release

    USA

    $17.95
    US HK G36 and HK SL8 Magazine Paddle Release HK G36 Mag Release or mag catch.  Compatible With: HK SL8 HK G36 HK G36K HK G36C
    HKP-18222
    $17.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $17.95
    Subtotal:
  • New - H&K HK VP9, HK VP40 Disassembly Lever - HKP-16818 HK VP9, VP40 Disassembly Lever
    Add to Cart

    HK VP9, VP40 Disassembly Lever

    H&K Heckler & Koch

    $24.95
    Disassembly Lever VP9 & VP40 New HK German VP9, VP40 take down lever. This is the lever that is designed to take the remove the slide from the frame.  All steel manufacture. Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP40
    HKP-16818
    $24.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • New - H&K G36/SL8 (5.56/.223) Cocking Handle Axle Pin - HKP-01877
    Add to Cart

    HK G36, SL8 Cocking Handle Axle Pin

    H&K Heckler & Koch

    $11.95
    HK German G36 & SL8 Cocking Handle Axle Pin This is the rivet pin that is used to attach the swiveling cocking handle to the body of the carrier. These can be replaced as they break and wear.  Compatible With: HK G36 HK SL8
    HKP-01877
    $11.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $11.95
    Subtotal:
  • New - H&K HK P30 Series Left Slide Release Lever - Black - HKP-01879
    Add to Cart

    HK P30 Series Left Slide Release Lever

    H&K Heckler & Koch

    $54.95
    Slide Release Lever Left - P30   Latest HK production. Compatible With: P30 P30SK 
    HKP-01879
    $54.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • New - H&K HK P Series Complete Spurred Hammer - HKP-16540 HK P Series Complete Spurred Hammer
    Add to Cart

    HK P Series Complete Spurred Hammer

    H&K Heckler & Koch

    $54.95
    H&K HK P Series Complete Spurred Hammer New German HK spurred hammer complete. Compatible With: All non LEM pistol below: P30, P30L, P30SK P2000 P2000 SK
    HKP-16540
    $54.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • New - H&K HK MR556/416 Threaded Pin for Buttstock Insert - HKP-16604 HK416, MR556 Threaded Pin for Buttstock Release Inserts - E1, E2
    Add to Cart

    HK416, MR556 Threaded Pin for Buttstock Release Inserts - E1, E2

    H&K Heckler & Koch

    $9.99
    H&K HK MR556/416 Threaded Pin for E1/E2 Buttstock Release Lever Insert New HK German manufactured E1/E2 stock release and tightening screw that takes the slack and slop out of the stock when in desired position. Compatible With: HK MR556 HK 416
    HKP-16604
    $9.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • New - HKP Torx Binary Upgrade Screw Set - HKP-21816
    Add to Cart

    HK Torx Screw Set for Binary Selector Lever - Upgrade

    HKP HK Parts

    $2.95
    HKP Torx Binary Upgrade Screw Set Upgrade your binary selector levers with our Torx hardware set.  Torx hardware is less likely to strip than standard allen key hardware.  Good spares to have on hand as well. Note: Each set comes with 2 screws.
    HKP-21816
    $2.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2.95
    Subtotal:
  • New - H&K Detent Plate For HK45/HK45C Variant 5,6 & 9 - HKP-02079
    Add to Cart

    HK45, HK45C Detent Plate - Variant 5,6,9

    H&K Heckler & Koch

    $54.95
    H&K Detent Plate New HK German manufacture safety ONLY detent plate. This detent plate will convert the firearm to safety only with no decocking functions. Compatible With: HK45 HK45 Tactical HK45C HK45C Tactical
    HKP-02079
    $54.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • New - H&K HK MR762/417 Magazine Catch Spring - HKP-16520
    Add to Cart

    HK417, MR762 Magazine Catch Spring

    H&K Heckler & Koch

    $9.95
    H&K HK MR762/417 Magazine Catch Spring New HK German manufacture. Factory correct magazine catch for the magazine release. Compatible With: HK MR762 HK 417 HK G28
    HKP-16520
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Out Of Stock
    New - H&K HK Mark 23 Firing Pin Block Spring - HKP-01599

    HK Mark 23 Firing Pin Block Spring

    H&K Heckler & Koch

    $9.99
    HK Mark 23 Firing Pin Block Spring Compatible With: Mark 23 Socom .45
    HKP-01599
    $9.99
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • New - H&K Cocking Tube End Cap Detent - HKP-18050
    Add to Cart

    HK MP5, HK91, G3, HK33 Cocking Tube Detent End Cap

    H&K Heckler & Koch

    $4.95
    HK German Cocking Tube End Cap/Dust Cap Detent HK German cocking tube detent for all steel and aluminum cocking tube end caps. Made of steel and finished in black.
    HKP-18050
    $4.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • New - H&K HK Mark 23/SOCOM Firing Pin Block - HKP-01579
    Add to Cart

    HK Mark 23, SOCOM Firing Pin Block

    H&K Heckler & Koch

    $35.95
    Heckler and Koch Firing Pin Block for Mark 23 and SOCOM This is the real deal and it is plated in nickel and made for the HK Mark 23 and SOCOM models. Compatible With: HK Mark 23 SOCOM Models
    HKP-01579
    $35.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $35.95
    Subtotal:
  • Total: items /

Adding your products to cart