UMP / USC Series

HK UMP & USC Right Side Hammer Spring For Lowers - USA

HK UMP .45 Magazine Follower - USA New UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines both US or German

HDPS US-Made Steel Trigger - USC & SL8 HDPS US-made triggers are ideal for meeting US 922r compliance as this counts as one of the needed parts when converting the HK USC to HK semi-auto UMP and the HK SL8 to semi-auto G36. Compatible...

HK UMP Release Lever Spring For All UMP Lowers  

H&K MP5 40/10 Field Cleaning Kit   This cleaning kit is a genuine HK factory cleaning kit and is recommended by HK for all HK pistol owners.   Includes: Saf-T-Clad Cleaning Rod Accessory Adapter Section #8-32 Patch Holder Chamber Face...

HK UMP Firing Pin - Retainter Pin   This is the pin that trips the trip lever on the UMP lower.   Compatible With: HK UMP  

M-LOK Quick Detach Sling Swivel Mount The Aim M-LOK® QD Sling Mount stud with QD swivel provides a front attachment point for your push button QD sling or sling with just strap. Includes: All necessary mounting hardware and wrenches Features: High...

HKP UMP/USC Extended Handguard - Black Cerakote The HK Parts UMP extended handguard is the ultimate choice for your UMP or USC. M-LOK attachment points and a robust picatinny rail on the extended section provide accessory mounting points for any loud-out...

HK 416 / MR556 - 45⁰ OFFSET BATTLESIGHT SET – HK FRONT & ROUND REAR  Durability and dead-on accuracy have made Troy Industries Folding BattleSights the choice of Special Ops and tactical users worldwide. The TROY 45 Degree Folding...

HK Parts .45 ACP 4 Prong Flash Hider - Threaded 16x1 RH Crafted from solid titanium, this tactical thread protector fits all HK45 full-size and compact barrels threaded 16x1 LH. Essential for safeguarding your threaded barrels and exposed threads, it...

HK UMP 3 Position Navy Lower New German Heckler & Koch UMP 3 position (0, 1, full) Navy lower. Each lower comes complete with all the factory internals. These lowers are ideal for the USC to UMP conversion and to keep as a spare. Each lower is...

HKP Single Point Sling - ACU Digital Camo HK single-point bungee sling for use on all HK & other firearm applications. This super high-quality sling is a must-have for those who prefer operating with a single-point sling over the traditional 3-point...