COLT RO991 SMG 9 mm_WE

【CUSTOM GBB WORKSHOP】

COLT RO991 SMG 9 mm

WE GBB base

deep marking, deep 0.3 mm

custom 10.5" pencil out barrel

custom no gas tube FSB

9mm Ejection Port Cover

steel birdcage flash hiders

Anodizing

detail fix