Heckler & Koch (HK) UMP Non-Serialized Full-Auto Housing with Full-Auto Trigger Pack
This Heckler & Koch UMP non-serialized full-auto lower housing assembly includes a full-auto trigger pack. The housing features HK pictogram selector markings and an integrated pistol grip/trigger guard module for the UMP platform.
Configured for HK UMP applications, this is a complete trigger housing/pack assembly suited for UMP builds, repairs, or replacement needs where a non-serialized housing is required.