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
HK VP9, VP40 Grip Panel Right Side - Medium - Black
H&K Heckler & Koch
Now: $16.16Was: $17.95H&K VP9, VP40 Grip Panel Right Side - Medium - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40Now: $16.16Was: $17.95 -
Out Of StockOn Sale
HK MP5, MP5K Contact Piece for Paddle Mag Release - 9mm
H&K Heckler & Koch
Now: $53.96Was: $59.95MP5, MP5K 9mm Contact Piece For Paddle Mag Release - German This is the real deal NOT the .308 or .223 contact piece. Hard to find factory-correct, brand-new, latest production German HK 9mm contact piece. Compatible With: MP5, SP5, 94, SP5 MP5K, SP5K,...Now: $53.96Was: $59.95 -
On Sale
HK USP V1, V2 Old Style Complete Hammer
H&K Heckler & Koch
Now: $26.95Was: $79.95HK USP V1/V2 Old Style Complete Hammer HK USP complete with pin - hammer variant 1, 2, and 9. Old style all metal USP spurred hammer.Now: $26.95Was: $79.95 -
On Sale
HK91, G3 Magazine Catch
H&K Heckler & Koch
Now: $17.95Was: $19.95G3 Magazine Catch High-quality HK German production units are brand-new. These also have the proper newer style cut in them and round shafts. Compatible With: HK G3 HK91 PTR91Now: $17.95Was: $19.95 -
On Sale
HK VP9, VP9SK, VP40 Sear Release Catch
H&K Heckler & Koch
Now: $7.16Was: $7.95Sear Release Catch HK VP9, VP40 Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40Now: $7.16Was: $7.95 -
On Sale
HK USPC .40 S&W Recoil Rod Assembly
H&K Heckler & Koch
Now: $71.95Was: $79.95Recoil Spring Guide Rod Assembly Complete For The HK USP Compact 40 Cal & .357 SIG New HK German factory part. This is a great spare or replacement item to have on hand. Compatible With: HK USP Compact 40 Cal HK USP Compact .357 SIGNow: $71.95Was: $79.95 -
Out Of StockOn Sale
HK45, HK45 Compact V3 Left Side Decock Only Lever
H&K Heckler & Koch
Now: $44.96Was: $49.95Decock Lever ONLY For Left Side Of Frame - HK45, HK45C This control lever is for those who are right-handed and want the control lever on the left-hand side of the frame with the decock function only. Compatible With: HK45, HK45...Now: $44.96Was: $49.95 -
On Sale
HK USP Compact V1, V5, V9 Control Lever
H&K Heckler & Koch
Now: $39.56Was: $43.95H&K HK USPC V1/5/9 Control Lever This is the lever for the de-cock and safety functions for right-hand shooters (left side of frame). This lever will provide the safety and decock function if you have a Var 1,2 detent installed. This is the most...Now: $39.56Was: $43.95 -
On Sale
HK416, MR556 Roll Pin for Bolt Head Carrier
H&K Heckler & Koch
Now: $6.25Was: $6.95H&K HK MR556/416 Roll Pin for Catch On Bolt Carrier This roll pin is used in the bolt carrier to secure the catch. Compatible With: HK MR556 HK 416Now: $6.25Was: $6.95 -
On Sale
HK33, HK53, HK93 Firing Pin - Titanium
HKP HK Parts
Now: $39.96Was: $49.95HK93, 33, 53 Firing Pin - Titanium A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK 93, HK33 & HK53 weapon system. Get the lightest, strongest firing pin available for your HK firearm. Ideal for...Now: $39.96Was: $49.95 -
On Sale
HK MP5, HK94, SP5 Magazine Spring - 20 Round
HKP HK Parts
Now: $5.56Was: $6.9520 Round Magazine Spring - HK MP5, 94, SP5 Fits all factory spec steel 20 round MP5, 94 style curved magazines. A must-have repair and replacement part great for spares.Now: $5.56Was: $6.95 -
On Sale
HK P7M10, P7M13 Retaining Pin
H&K Heckler & Koch
Now: $4.46Was: $4.95H&K HK P7M10/P7M13 Retaining PinNow: $4.46Was: $4.95