Use this PD3 Motor Drive Gear Kit from ikan as spares or replacements for your PD Movie lens control motor gear. The motor drive gear kit includes 0.6, 0.5, and 0.4 MOD gears to interface with a variety of lens types and sizes. Six hex screws are included to install the gears. The gears are compatible with PD3 and New Generation PD Movie motors. Read below for the motor models that are supported.