Damper Linkage, 1/2" Shaft Dimension, For Mounting Motor Externally on Duct, Includes Damper Arm, Motor Crankarm, and Two Balljoints

Auxiliary Switch for Modutrol Motor, Electro Mechanical Application, SPDT, On/Off Switch Control Signal, One Internal Auxiliary Switch, Screw Terminals, Includes Adapter for Cover End Spring Return Motor and Revised Mounting Bracket