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 VP9/VP9SK, VP40 Sear Release Catch - Black - HKP-16798
    Add to Cart

    HK VP9, VP9SK, VP40 Sear Release Catch

    H&K Heckler & Koch

    $7.95
    Sear Release Catch HK VP9, VP40 Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40
    HKP-16798
    $7.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • New - HKP HK 93/53/33 (5.56/.223) Firing Pin - Titanium - HKP-17769
    Add to Cart

    HK33, HK53, HK93 Firing Pin - Titanium

    HKP HK Parts

    $49.95
    HK93, 33, 53 Firing Pin - Titanium A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK 93, HK33 & HK53 weapon system. Get the lightest, strongest firing pin available for your HK firearm. Ideal for...
    HKP-17769
    $49.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • New - HKP HK MP5, SP5 20 Round Magazine Spring - HKP-20687 HK MP5, HK94, SP5 Magazine Spring - 20 Round
    Add to Cart

    HK MP5, HK94, SP5 Magazine Spring - 20 Round

    HKP HK Parts

    $6.95
    20 Round Magazine Spring - HK MP5, 94, SP5 Fits all factory spec steel 20 round MP5, 94 style curved magazines. A must-have repair and replacement part great for spares.
    HKP-20687
    $6.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • New - H&K HK USP/USPC .45 ACP New Style Extractor - HKP-01478 HK USP, USP Compact .45 ACP New Style Extractor
    Add to Cart

    HK USP, USP Compact .45 ACP New Style Extractor

    H&K Heckler & Koch

    $59.95
    New Style Extractor New HK German part with red loaded chamber indicator.  Compatible with: USP 45, USP 45 Tactical USP Compact .45, USPC .45 Tactical USP Expert
    HKP-01478
    $59.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $59.95
    Subtotal:
  • New - H&K HK MR556/416 Roll Pin for Catch On Bolt Carrier - HKP-16847
    Add to Cart

    HK416, MR556 Bolt Carrier Roll Pin

    H&K Heckler & Koch

    $6.95
    H&K HK MR556/416 Roll Pin for Catch On Bolt Carrier This roll pin is used in the bolt carrier to secure the catch. Compatible With: HK MR556 HK 416
    HKP-16847
    $6.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • New - H&K HK P7M10/P7M13 Retaining Pin - HKP-16436
    Add to Cart

    HK P7M10, P7M13 Retaining Pin

    H&K Heckler & Koch

    $4.95
    H&K HK P7M10/P7M13 Retaining Pin
    HKP-16436
    $4.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • New - H&K HK MR556/MR762/416 Fire Control Detent Stop Pin - HKP-15272
    Add to Cart

    HK416, MR556, MR762 Fire Control Detent Stop Pin

    H&K Heckler & Koch

    $20.95
    H&K HK MR556/MR762/416 Fire Control Detent Stop Pin HK German manufacture. Compatible With: HK MR556 HK416 HK MR762
    HKP-15272
    $20.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $20.95
    Subtotal:
  • New - H&K HK 45/45C Left Side Safety Lever - Black - HKP-01770
    Add to Cart

    HK45, HK45 Compact Left Side Safety Lever

    H&K Heckler & Koch

    $29.95
    HK 45/45C Left Side Safety Lever This control lever is for those who are right-handed and want the control lever on the left-hand side of the frame. This is the V1 selector with a decocking function and safety...
    HKP-01770
    $29.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    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 - 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 HK USPC/45/45C Magazine Locking Plate - Black - HKP-02250 HK45, HK45C, USP Compact Magazine Locking Plate
    Add to Cart

    HK45, HK45C, USP Compact Magazine Locking Plate

    H&K Heckler & Koch

    $7.95
    HK USPC, 45, & 45C Magazine Locking Plate New factory German HK. Compatible With: HK45 HK45 Tactical HK45C HK45C Tactical HK USPC .45 HK USPC .45 Tactical
    HKP-02250
    $7.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • On Sale
    New - HK G36/SL8 Extractor - HKP-18882 HK G36, SL8 Extractor
    Add to Cart

    HK G36, SL8 Extractor

    USA

    Now: $39.95
    Was: $67.95
    G36 & HK SL8 Extractor For Bolt Head Compatible With: All G36 variants SL8-1, SL8-6
    HKP-18882
    Now: $39.95
    Was: $67.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $39.95
    Was: $67.95
    Subtotal:
  • Total: items /

Adding your products to cart