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
  • 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...
    $4.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • New - H&K HK 45C/USPC/P2000/P30 Recoil Rod Bushing Sleeve - HKP-01765
    Add to Cart

    HK45 Compact, USP Compact, P2000, P30 Recoil Rod Bushing Sleeve

    H&K Heckler & Koch

    $6.95
    Recoil Rod Bushing Sleeve  It is a must-have spare part to have on hand as this is a high-wear item. Compatible With: HK 45 Compact, HK45C Tactical HK USP Compact 9mm HK USP Compact .40 & .357 Sig HK USP Compact .45 ACP HK P2000...
    $6.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • New - H&K HK Mark 23 Firing Pin Retaining Pin - HKP-01601
    Add to Cart

    HK Mark 23 Retaining Pin - Firing Pin

    H&K Heckler & Koch

    $8.95
    HK Mark 23 Firing Pin Retaining Pin Replacement pin for the Mark 23 firing pin block. A must have part to have on hand. 
    $8.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • New - H&K HK MP7 Piston Ring - HKP-17426
    Add to Cart

    HK MP7 Piston Ring

    H&K Heckler & Koch

    $9.95
    HK German MP7A1 Piston Ring For Gas Piston New HK German MP7 piston ring. A high wear & tear item. Works on all HK MP7 models. Each ring is sold individually. 3X are needed for each piston. We suggest ordering 3 and swapping them all at the same time.
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Out Of Stock
    New - H&K Barrel Retaining Pin - 5.15mm - HKP-01662 HK Barrel Retaining Pin - 5.15mm

    HK Barrel Retaining Pin - 5.15mm

    H&K Heckler & Koch

    $14.95
    H&K Barrel Retaining Pin - 5.15mm This is the barrel pin used for installing a new or replacement barrel. HK suggests using a new factory barrel pin when installing or reinstalling an HK barrel in the trunnion. Each pin is slightly oversized for...
    $14.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • New - H&K Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller - HKP-00070
    Add to Cart

    HK Spring - Bent Elbow with Roller - Semi - Trigger, Sear Pack

    H&K Heckler & Koch

    $29.95
    H&K Heckler and Koch Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller Each spring is a great replacement for the converted packs that have bent elbow springs or for those that used the original F/A elbow springs that were bent to shape and are...
    $29.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • New - H&K HK MR556/MR762/416/417 Rear Lower Receiver Locking Pin - HKP-02672
    Add to Cart

    HK416, HK417, MR556, MR762 Rear Lower Receiver Locking Pin

    H&K Heckler & Koch

    $79.95
    H&K HK MR556/MR762/416/417 Rear Lower Receiver Locking Pin This is the rear takedown pin with ball detent and locking mechanism installed. The idea behind this type of system is to decrease the movement of the upper and lower receivers and improve...
    $79.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $79.95
    Subtotal:
  • New - H&K HK MR556/MR762/416 Clamping Sleeve Safety Lever - HKP-15252
    Add to Cart

    HK416, MR556, MR762 Clamping Sleeve Safety Lever

    H&K Heckler & Koch

    $7.95
    H&K HK MR556/MR762/416 Clamping Sleeve Safety Lever There are one of the same pin on both sides. Compatible with: HK MR556 HK 416 HK MR762
    $7.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • New - H&K HK VP9/VP9SK, VP40 Safety Clamp - Black - HKP-16795
    Add to Cart

    HK VP9, VP9SK, VP40 Safety Clamp

    H&K Heckler & Koch

    $9.95
    H&K HK VP9/VP9SK, VP40 Safety Clamp - Black   Genuine H&K safety clamp.   Compatible With: HK VP9 HK VP9SK HK VP40 HK VP9A1 F HK VP9A1 K
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • New - H&K HK USP/USPC/45/45C LEM Cocking Piece Elbow Hammer Rebound Spring - HKP-02479
    Add to Cart

    HK45, HK45 Compact, USP, USP Compact LEM Cocking Piece Elbow Hammer Rebound Spring

    H&K Heckler & Koch

    $9.95
    HK LEM Cocking Piece Elbow Hammer Rebound Spring This item is a common wear and replacement item for those who have LEM triggers installed. Compatible With: USP USPC HK45 HK45C
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Out Of Stock
    New - H&K HK VP9/VP9SK, HK VP40 Disassembly Safety - HKP-16792 HK VP9, VP9SK, HK VP40 Disassembly Safety

    HK VP9, VP9SK, HK VP40 Disassembly Safety

    H&K Heckler & Koch

    $13.95
    Dismounting Or Disassembly Safety HK VP9, VP40 Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40
    $13.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  • New - H&K HK MR556/416 Ejection Port Spring - HKP-02616
    Add to Cart

    HK416, MR556 Ejection Port Spring

    H&K Heckler & Koch

    $9.95
    H&K HK MR556/416 Ejection Port Spring Compatible With: HK MR556 HK 416
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Total: items /

Adding your products to cart