Size: 40, Motor Mounting Position: Top, Motor: Step Motor (Servo 24 VDC), Lead Screw: A (Size 16: 10mm, Size 25: 12mm, Size 32/40: 16mm), Stroke: 500mm, Motor Option: W (with Lock/Motor Cover), Rod End Thread: Female, Mounting: Both Ends Tapped (Standard), Actuator Cable: S (Standard Cable), Actuator Cable Length: 5 (5m)