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 USP/Tactical .45 ACP Lanyard Loop Insert - HKP-02385 HK USP, USP Tactical Lanyard Loop Insert - .45 ACP
    Add to Cart

    HK USP, USP Tactical Lanyard Loop Insert - .45 ACP

    H&K Heckler & Koch

    $18.95
    HK USP/Tactical .45 ACP Lanyard Loop Insert This item does not have the lockout device installed for those who prefer not to have this device on their firearm.
    HKP-02385
    $18.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • Out Of Stock
    New - H&K HK USP Hammer Rebound Spring - HKP-16678

    HK USP Hammer Spring

    H&K Heckler & Koch

    $7.95
    H&K HK USP Hammer Rebound Spring For use on DAO only NOT LEM hammers for the following pistols. Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45...
    HKP-16678
    $7.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • New - H&K G36/SL8 (5.56/.223) Cocking Handle Spring - HKP-01862
    Add to Cart

    HK G36, SL8 Cocking Handle Spring

    H&K Heckler & Koch

    $10.95
    HK German G36 Cocking Handle Spring - All Variants Compatible With: G36 - all variants SL8 - all variants
    HKP-01862
    $10.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • New - HK G36 (5.56/.223) Cocking Handle Bushing - HKP-18368 HK G36 Cocking Handle Bushing - USA
    Add to Cart

    HK G36 Cocking Handle Bushing - USA

    $5.95
    G36 Cocking Handle Bushing - US Made
    HKP-18368
    $5.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • New - H&K G36/SL8 (5.56/.223) Barrel Retaining Nut - HKP-16341 HK G36, SL8  Barrel Retaining Nut - 5.56 / .223
    Add to Cart

    HK G36, SL8 Barrel Retaining Nut - 5.56 / .223

    H&K Heckler & Koch

    $29.95
    HK G36 & SL8 Barrel Retaining Nut - German HK Compatible With: SL8 (all models and variants) G36E G36K G36C All other G36 Variants
    HKP-16341
    $29.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • New - H&K HK MP5, HK SP5 10 Round Magazine Spring - HKP-19454
    Add to Cart

    HK MP5, HK94, SP5 Magazine Spring - 10 Round

    H&K Heckler & Koch

    $6.95
    10 Round Magazine Spring - HK MP5, 94, SP5 A must-have repair and replacement part great for spares. Compatible With: All factory spec steel 10 round MP5, 94 style curved magazines
    HKP-19454
    $6.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • New - H&K HK USP Hammer, Hammer Strut Roll Pin - HKP-02268
    Add to Cart

    HK USP Hammer, Hammer Strut Roll Pin

    H&K Heckler & Koch

    $5.95
    HK USP Hammer, Hammer Strut Roll Pin This pin installs in the hammer and makes contact with the hammer strut.
    HKP-02268
    $5.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • New - H&K HK MR556/416 Ejector Spring - HKP-02538
    Add to Cart

    HK416, MR556 Ejector Spring

    H&K Heckler & Koch

    $39.99
    HK 416 & MR556 Ejector Spring Compatible With: MR556 HK 416
    HKP-02538
    $39.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $39.99
    Subtotal:
  • New - HKP HK USP .45 ACP 16X1 LH Thread Protector - HKP-22177 HK USP Thread Protector - 16X1 LH
    Add to Cart

    HK USP Thread Protector - 16X1 LH

    HKP HK Parts

    $19.95
    HKP HK USP .45 ACP 16X1 LH Thread Protector Thread protector for 16X1 left-hand .45 ACP barrels.   Compatible With: HK USP .45 & Compact HK45 & Compact HK UMP/USC Firearms with 16X1 left-hand threaded .45 ACP barrels NOT compatible...
    HKP-22177
    $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • New - H&K VP9 Short Slide Release Lever - Right - HKP-22006 HK VP9 Slide Release Lever - Short - Right
    Add to Cart

    HK VP9 Slide Release Lever - Short - Right

    H&K Heckler & Koch

    $59.95
    H&K VP9 Slide Release Lever - Short - Right Short version of the right side slide release for VP series pistols. Can be combined with 260431, 50254706, 50239395 Compatible With: VP9 VP9L VP9 Match VP9 Tactical  VP9SK VP9K VP9...
    HKP-22006
    $59.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $59.95
    Subtotal:
  • Out Of Stock
    New - H&K MP5 40/10 +2 Roller - HKP-00334 HK MP5 40/10 +2 Roller

    HK MP5 40/10 +2 Roller

    H&K Heckler & Koch

    $19.99
    MP5 40,10 +2 Roller New HK German MP5 40/10 +2 roller. Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production.  Please Note: The price listed is per roller. Order 2 (pair)...
    HKP-00334
    $19.99
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $19.99
    Subtotal:
  • Out Of Stock
    New - H&K VP Short Slide Release Lever - Left - HKP-22000 HK VP Short Slide Release Lever - Left

    HK VP Short Slide Release Lever - Left

    H&K Heckler & Koch

    $49.00
    H&K VP Short Slide Release Lever - Left Short Left side slide release for VP series pistols. Can be combined with 260498, 50254710, 50239708. Compatible with: VP9/VP9 Tactical  VP9 Match VP9L VP9SK VP9K VP9 A1 VP40    
    HKP-22000
    $49.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $49.00
    Subtotal:
  • Total: items /

Adding your products to cart