Safariland 6004-536 FDE 1911 Surefire 6V MARSOC MEU (Left Hand).
Fits the following:
AMT - Hardballer w/Sure-Fire 6V #610R
Colt - Gov't. 1911 w/Sure-Fire 6v #610R; Gld Cup Nt'l Match w/Sure Fire 6V Light#610R; Delta Gold Cup w/Sure Fire 6V Light#610R; Delta Elite w/Sure Fire 6V Light #610R; Combat Elite w/Sure Fire 6V #610R
Para Ordance - P-14 w/Sure Fire 6V Light #610R
Springfield Armory - 1911-A1 w/Sure Fire 6V Light#610R