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 MR556, MR762 A4 Safety Lever - Left
H&K Heckler & Koch
Now: $11.65Was: $12.95H&K MR556/MR762 A4 Safety Lever - Left Left-side selector lever for MR-series ambidextrous safety systems. Compatible With: HK MR762 A1/A4 HK MR556 A1/A4Now: $11.65Was: $12.95 -
On Sale
HK VP9, VP40 Grip Wrap for Small Backstraps - Granulate
Talon Grip
Now: $17.99Was: $19.99TALON Grip - H&K VP9, VP40 - Granulate Black - Small Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick...Now: $17.99Was: $19.99 -
On Sale
HK P30, P30L Firing Pin
H&K Heckler & Koch
Now: $53.96Was: $59.95Heckler and Koch Firing Pin for HK P30, P30L German-made HK firing pin for the P30 and P30L. Steel construction, factory-spec, and designed for both 9mm and .40 S&W models. This is the correct OEM firing pin for restoring proper ignition...Now: $53.96Was: $59.95 -
On Sale
HK USP Lanyard Loop Insert Pin
H&K Heckler & Koch
Now: $17.95Was: $19.95HK USP Lanyard Loop Insert Pin Compatible With: HK USP 9mm HK USP 40 HK USP 45Now: $17.95Was: $19.95 -
On Sale
HK UMP Firing Pin Retainer Pin - .40 S&W / .45 ACP / 9mm
H&K Heckler & Koch
Now: $7.16Was: $7.95HK UMP Firing Pin - Retainter Pin This is the pin that trips the trip lever on the UMP lower. Compatible With: HK UMPNow: $7.16Was: $7.95 -
On Sale
HK45C, USPC Firing Pin
H&K Heckler & Koch
Now: $52.16Was: $57.95H&K HK USPC/45C Firing Pin A great spare part to have on hand for wear and breakage parts. A factory German HK OEM part. Compatible With: HK45 Compact HK45C Tactical HK USP Compact 45 HK USPC Tactical 45Now: $52.16Was: $57.95 -
On Sale
HK416, MR556 Release Latch - Charging Handle
H&K Heckler & Koch
Now: $35.96Was: $39.95H&K HK MR556/416 Charging Handle Release Latch Perfect replacement item for the MR556 & HK 416 charging handle. New HK German manufacture. These can become chewed up and damaged with a hard drop or with heavy use. This is a great item to keep on...Now: $35.96Was: $39.95 -
On Sale
HKP Front Sight Tower Ambi Sling Attachment Weldment
HKP HK Parts
Now: $11.96Was: $14.95HKP Front Sight Tower Ambi Sling Attachment Weldment Ambi sling loop that is welled and installed on all MP5F model front sight tower. A great upgrade for that custom build or for those that want to have the ability to have an ambidextrous sling loop at...Now: $11.96Was: $14.95 -
On Sale
HK UMP Hammer Spring - Left
USA
Now: $8.96Was: $9.95USA HK UMP Left Hammer Spring New U.S hammer spring- left side A high wear item that needs to be changed when light firing pin strikes develop on your USC or UMP firearm. Compatible With: HK UMP models 45, .40 & 9mm USC .45 and other...Now: $8.96Was: $9.95 -
Out Of StockOn Sale
HK UMP, USC Lower Bolt Catch
HKP HK Parts
Now: $18.36Was: $22.95HK UMP & USC Bolt Catch For Last Round Hold Open New HK USA lower bolt catch. Compatible With: HK UMP HK USCNow: $18.36Was: $22.95 -
On Sale
HK VP9, HK VP40 Slide Racker - Right Side
HKP HK Parts
Now: $39.96Was: $49.95HK Parts HK VP9 and HK VP40 Right Side Slide Racker For those that would like a like a faster racking option and competitive shooters alike. The HK Parts "slide racker" is a drop in replacement part of your existing slide plate. Easy to install and a...Now: $39.96Was: $49.95 -
Out Of StockOn Sale
HK Mark 23, SOCOM Firing Pin
H&K Heckler & Koch
Now: $43.16Was: $47.95New HK German Mark 23 Firing Pin A great item to have on hand as these are a common wear item. Compatbile With: Mark 23Now: $43.16Was: $47.95