About the BCM® Standard 16″ M4 (SOCOM) Complete Upper Receiver w/ QRF-7 Handguard
Manufactured by Bravo Company MFG, Inc. (BCM)
These Barreled Upper Receiver Groups are designed for shooting professionals and responsible civilians with the Mil-Spec features for the demands of their duty. They are fully assembled, headspaced, and test fired.
