This 0.8 MOD Motor Gear from Teradek is designed for use with the RT series MOTR.S lens control motor. The wide surface of this gear provides a larger interface for lens barrels that move through an extended focus or zoom range. Choose from 12mm width and 50 teeth, 6mm and 50 teeth, or 6mm and 80 teeth. Compatible with the focus, iris, and/or zoom rings on select cine and/or ENG lenses.