Motor Brake Kit, Static Torque 10 lb-ft, For Use with Black Max Motors, 1/4 to 30 HP, RPM Range 2X Motor Base Speed, Voltage 230/460, 60/50 Hz, 3 Phase, Holding Amps 2.2/1.2, Inrush Amps 0.2/0.1, Face Mounting, Max Ambient Temperature 40 C, Enclosure IP23, Enclosure Material Cast Iron/Rolled Steel, Wire Termination Flying Leads, Diameter 6-9/16 In, Overall Length 8-1/4 In, ODE Shaft Diameter 5/8 In, Requires Black Max Motor, Includes Mounting Hardware