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 VP9SK/P30SK/P2000SK 9mm Magazine Locking Plate - HKP-16650 HK VP9SK, P30SK, P2000SK Magazine Locking Plate - 9mm
    Add to Cart

    HK VP9SK, P30SK, P2000SK Magazine Locking Plate - 9mm

    H&K Heckler & Koch

    $8.95
    HK P2000SK, VP9SK & P30SK 9mm 10 Round Magazine Locking Plate For Magazine Works with the P2000SK, VP9SK and P30SK sub compact (SK) magazine models only. Compatible With: HK P30 SK HK P2000 SK HK VP9SK
    $8.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • New - H&K HK MR556/416 Firing Pin - HKP-00045
    Add to Cart

    HK416, MR556 Firing Pin

    H&K Heckler & Koch

    $54.95
    H&K HK MR556/416 Firing Pin   New HK German manufactured. This is a great item to have on hand as the firing pin is one of the most abused components in the HK MR556 and HK 416 weapon systems.   Compatible With: HK MR556 HK 416 HK CR556 HK...
    $54.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Lower Axle - HKP-01893
    Add to Cart

    HK UMP, USC Lower Axle

    H&K Heckler & Koch

    $9.95
    HK UMP & USC Lower Axle - German 3 X lower axle pins are used for each trigger group or lower all pins are the same size, except the mag release axle on the USC model. 
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • New - HKP HK G3,91,PTR, 93,33 & MP5, 94 Pinned Hammer Strut - HKP-20315 HK MP5, HK94, HK91, G3, HK93, HK33 Pinned Hammer Strut
    Add to Cart

    HK MP5, HK94, HK91, G3, HK93, HK33 Pinned Hammer Strut

    HKP HK Parts

    $13.95
    HKP HK G3,91,PTR, 93,33 & MP5, 94 Pinned Hammer Strut New USA hammer strut for 90 series rifles and pistols. A perfect spare to have on hand. This is a pinned hammer spring shank. Perfect for your HK project or rebuild. Compatible With: HK trigger...
    $13.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  • New - H&K HK VP9/VP9SK, VP40 Trigger Stop Bolt - HKP-16784
    Add to Cart

    HK VP9, VP9SK, VP40 Trigger Stop Bolt

    H&K Heckler & Koch

    $14.95
    H&K HK VP9/VP9SK, VP40 Trigger Stop Bolt Stop Bolt for Trigger VP9, VP40. Compatible With: HK VP9 HK VP9SK HK VP40 HK VP9A1 F HK VP9A1 K
    $14.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • New - H&K HK MR556/MR762/416 Forward Assist Pin - HKP-02662 HK416, MR556, MR762 Forward Assist Pin
    Add to Cart

    HK416, MR556, MR762 Forward Assist Pin

    H&K Heckler & Koch

    $4.95
    H&K HK MR556/MR762/416 Forward Assist Pin Compatible With: HK MR556 HK 416 HK MR762
    $4.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • New - H&K HK G36/SL8/MP7 Gas Block Pin - HKP-16727
    Add to Cart

    HK G36, SL8, MP7 Gas Block Pin

    H&K Heckler & Koch

    $8.95
    H&K HK G36/SL8/MP7 Gas Block Pin The G36/SL8/MP7 gas block pin is the largest out of HK's line up (UMP/USC, 415/MR556, 417/MR762).
    $8.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • New - HKP MP5 & HK94 Vertical K Grip Adapter - HKP-00175 HK MP5, HK94 Grip Adapter - K Style
    Add to Cart

    HK MP5, HK94 Grip Adapter - K Style

    HKP HK Parts

    $49.95
    HK Vertical K Grip Adapter For HK MP5 & HK94 (Adapter Only) This is the adapter needed to add an MP5K K grip to your HK94, MP5, or clone.
    $49.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • New - HKP HK MP5 9mm Magazine Locking Plate - Red - HKP-18303 HK MP5 Magazine Locking Plate - 9mm - Red
    Add to Cart

    HK MP5 Magazine Locking Plate - 9mm - Red

    HKP HK Parts

    $7.95
    HKP HK MP5, MP5K 9mm Magazine Locking Plate - HK Red Teflon infused glass filled polymer red colored locking plate that will work with all HK MP5, MP5K 9mm curved magazines. A drop in item that allows you to swap the locking plate to a red unit. A great...
    $7.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • HK45, HK45C, USP Compact Magazine Follower HK45, HK45C, USP Compact Magazine Follower
    Choose Options

    HK45, HK45C, USP Compact Magazine Follower

    H&K Heckler & Koch

    $9.95
    HK USPC, 45, & 45C Magazine Follower A great spare to have on hand as the follower is a wear and replacement part. Do not forget to order spare magazine springs while you are at it. HK German manufacture. Compatible With: HK USPC .45 HK USPC .45...
    $9.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • New - H&K SP5K 9mm Drop In Paddle Mag Release Upgrade Kit - HKP-18082 HK SP5K 9mm Drop In Paddle Mag Release Upgrade Kit
    Add to Cart

    HK SP5K 9mm Drop In Paddle Mag Release Upgrade Kit

    H&K Heckler & Koch

    $129.95
    German HK SP5K Anti-Rattle Roller Tipped Paddle Magazine Release Kit No modifications, no refinishing...complete drop-in kit included New HK German & USA made paddle mag release kit for the HK SP5K. This kit will allow any end-user to quickly...
    $129.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
  • Out Of Stock
    New - B&T Ambidextrous Sling Pin - Small - HKP-16886 B&T Ambidextrous Sling Pin - Small

    B&T Ambidextrous Sling Pin - Small

    B&T Brugger & Thomet

    $58.95
    B&T Ambidextrous Sling Pin - Small Replaces the small push pin to allow a sling attachment point on either the left or right side of the firearm. Each measures: 6x29mm with rubber o-ring and net screw.
    $58.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $58.95
    Subtotal:
  • Total: items /

Adding your products to cart