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.
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On Sale
HK45C, USPC Magazine Floorplate - .45 ACP - 8 Round - Pinky Rest
H&K Heckler & Koch
Now: $11.95Was: $12.95H&K 8 Round HK USPC/45C .45 ACP Floorplate w/ Pinky Res HK factory German, vintage style, all polymer 8 round magazine floor plate with finger rest. This floorplate can become cracked and worn with use and is a great spare part to have on hand. Made...HKP-01199Now: $11.95Was: $12.95 -
On Sale
HK33, HK53, HK93 Extractor
RCM
Now: $26.95Was: $29.95RCM HK 93/53/33 (5.56/.223) Extractor New US-made HK RCM HK 93, HK 33, HK 53 .223/5.56 Extractor. Each unit is made with an enhanced material and polished for optimum feeding and extraction. This is simply the finest HK93,33,53 extractor available. A...HKP-14962Now: $26.95Was: $29.95 -
On Sale
HK33, HK91, G3 Recoil Rod Stop Pin
H&K Heckler & Koch
Now: $8.95Was: $9.95G3, 91, PTR, 93, & 33 Recoil Rod End Cap New HK German recoil rod end cap or stop pin for HK factory recoil rods. This item retains the recoil spring on the recoil rod assembly. A great spare and wear and replacement part. Compatible With: HK G3, 91...HKP-01157Now: $8.95Was: $9.95 -
On Sale
HK VP9, VP9L Optic Plate Cover - Filler Plate
HKP HK Parts
$23.95 - $29.95HK VP9 & VP9L Optic Ready Slide Filler Plate - Aluminum Each plate is CNC machined from a solid billet of aircraft-grade aluminum and anodized black. Ultra lightweight and contoured to match the profile and styling of the HK VP series slide. Made in...HKP-21077-M$23.95 - $29.95 -
Out Of Stock
HK45, HK45C, USP, USPC, P2000 Shaped Spring - Slide Release
H&K Heckler & Koch
$9.95HK Slide Release Spring This is a high-wear item, as it cannot be reused once damaged or removed. It must be replaced with a new spring. Compatible With: HK USP 9mm, .40 & .45 HK USP Compact 9mm, .40 & .45 HK USP Tactical, Elite & Expert...HKP-01260$9.95 -
Out Of StockOn Sale
HK MP5, HK94 Grip Adapter - K Style
HKP HK Parts
Now: $44.95Was: $49.95HK 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.HKP-00175Now: $44.95Was: $49.95 -
On Sale
HK G36, SL8 Recoil Buffer - Factory - US
USA
Now: $14.95Was: $16.95HK G36 Or SL8 Factory Recoil Buffer A must have spare part as the buffer is prone to wear and breakage. Compatible With: All HK G36 models SL8 models ClonesHKP-18541Now: $14.95Was: $16.95 -
On Sale
HK MP5SF Elbow Spring Bushing Sleeve
H&K Heckler & Koch
Now: $4.95Was: $5.95Heckler and Koch replacement distance sleeve for MP5SF elbow spring with roller Features: Precision-machined elbow spring and roller used in traditional roller-delayed trigger packs. Original HK design ensures perfect trigger geometry, smooth...HKP-03330Now: $4.95Was: $5.95 -
On Sale
HK P2000, USPC Magazine Spring - 12 Round - .40 S&W
H&K Heckler & Koch
Now: $4.95Was: $5.95HK USPC .40 & P2000 40 S&W 12 Round Magazine Spring Newer improved, latest production, upgraded spring designed for a stiffer spring tension required by several US government agencies. Compatible With: HK P2000 .40 S&W 12-round...HKP-01481Now: $4.95Was: $5.95 -
On Sale
HK MP5, HK90 Series Pinned Hammer Strut
HKP HK Parts
Now: $11.95Was: $13.95HKP 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...HKP-20315Now: $11.95Was: $13.95 -
On Sale
HK USP Left Side V3 Decocking Lever
H&K Heckler & Koch
Now: $53.95Was: $59.95H&K HK USP Left Side V3 Decocking Lever V3 decock only lever for right-handed operation. German HK V3 lever for full-size USP's. When used along with the V3 - V4 detent plate, it will convert to decock only - no safety. For use with right-handed...HKP-01168Now: $53.95Was: $59.95 -
On Sale
HK USP Series Firing Pin Block Spring - Old Style
H&K Heckler & Koch
Now: $8.95Was: $9.95HK USP Series Old Style Firing Pin Block Spring In order to use the new firing pin block spring, you also have to upgrade the firing pin, firing pin block, as well as the firing pin block spring. HK part #214192 has been replaced with...HKP-02149Now: $8.95Was: $9.95