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 - HKP HK21E/23E Rear Sight Base - HKP-21467 HK21E, HK23E Rear Sight Base
    Add to Cart

    HK21E, HK23E Rear Sight Base

    HKP HK Parts

    $38.95
    HKP HK21E/23E Rear Sight Base US manufactured billeted from solid ordnance grade bar stock. Each unit is precisely machined to factory tolerances.  Requires post installation machining to accommodate a scope. Compatible With: HK21E HK23E
    $38.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $38.95
    Subtotal:
  • New - H&K HK VP9/VP9SK, VP40 Polymer Support Sleeve - Black - HKP-16830 HK VP9, VP9SK, VP40 Polymer Support Sleeve
    Add to Cart

    HK VP9, VP9SK, VP40 Polymer Support Sleeve

    H&K Heckler & Koch

    $8.95
    H&K HK VP9/VP9SK, VP40 Polymer Support Sleeve - Black New HK German VP9 & VP40 support sleeve made of polymer. A great replacement part to have on hand as they are easily marred when you depress the sleeve to access the firing pin or slide plate...
    $8.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • New - H&K HK USP V2/6/10 LH Control Lever - HKP-01415
    Add to Cart

    HK USP V2, V6, V10 LH Control Lever

    H&K Heckler & Koch

    $43.95
    New HK German USP Full Size Control Lever For Variants 2, 6, 10 A common item to convert the USP from a right-handed shooter to a left-handed operation. This is the control lever for the right side of the firearm for left-handed shooters. Compatible...
    $43.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $43.95
    Subtotal:
  • New - H&K HK MR556/MR762/416/417 Pistol Grip Screw - HKP-02679
    Add to Cart

    HK416, MR556, HK417, MR762 Pistol Grip Screw

    H&K Heckler & Koch

    $9.95
    H&K HK MR556/MR762/416/417 Pistol Grip Screw This is the screw used to retail all battle grips/pistol grips on the HK and standard AR15 and M16 firearms. Compatible With: HK MR556 HK416 HK MR762 HK417
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • New - HKP HK VP9/VP9SK/VP40 Hex Button Quick Detach Slide Plate - HKP-18111-M HK VP9, VP9SK, VP40 Hex Button Quick Detach Slide Plate
    Choose Options

    HK VP9, VP9SK, VP40 Hex Button Quick Detach Slide Plate

    HKP HK Parts

    $34.95
    HKP HK VP9/VP9SK, VP40 Hex Button Quick Detach Slide Plate   The HK Parts Quick Detach Slide Plate for the HK VP series of pistols is ideal for those that want the ability of quickly and efficiently access the firing pin, sleeve assembly. The quick...
    $34.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    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
    $24.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • New - H&K HK MR556/416 Ejector Retaining Pin - HKP-00053
    Add to Cart

    HK416, MR556 Ejector Retaining Pin

    H&K Heckler & Koch

    $6.95
    H&K HK MR556/416 Ejector Retaining Pin This factory HK German part is the pin that holds the ejector in place on the bolt head. Great to have as a spare part. Compatible With: HK MR556 HK 416
    $6.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • New - MKE HK MP5/K 9mm Extractor - HKP-21919 HK MP5, MP5K Extractor - 9mm - MKE
    Add to Cart

    HK MP5, MP5K Extractor - 9mm - MKE

    MKE

    $19.95
    MKE HK MP5/K 9mm Extractor Keep your MP5 or MP5K running strong with this MKE 9mm extractor. Perfect for replacing a worn part or completing a build, it’s made to HK specs for smooth, reliable performance you can count on. Compatible With: HK...
    $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    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
    $35.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $35.95
    Subtotal:
  • Out Of Stock
    New - H&K HK MR556/MR762/416 Fire Control Detent Stop Pin - HKP-15272

    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
    $20.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $20.95
    Subtotal:
  • New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Bolt Catch Pin - HKP-16517
    Add to Cart

    HK UMP/USC (.40 S&W/.45 ACP/9mm) Bolt Catch Pin

    H&K Heckler & Koch

    $5.95
    H&K UMP/USC (.40 S&W/.45 ACP/9mm) Bolt Catch Pin
    $5.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • New - H&K HK Mark 23 Firing Pin Block Spring - HKP-01599
    Add to Cart

    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
    $9.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • Total: items /

Adding your products to cart