Gearhead Motor with 9 Inch LeadscrewSpecifications:Voltage 24 Volt DC (Motor Works Well Down to 6 Volt DC)Amperage 0.15 Amps at No LoadPower Leads: 17 Long Red And BlackGear Ration 5.9:1RPM: ~525 at 12 Volt, ~1050 at 24 VoltRotation ReversibleShaft Length: 9″, Thread Length: 8″Shaft 3/8″-8 Round Thread Leadscrew Right Hand ACME ThreadMotor Dimensions: 2.0″ Diameter (gear box) x 3.7″ LongNOTE: Leadscrew Not Removable from MotorFace Mount Two 10-32 Tapped Holes on 1-1/2″ CentersRear Mount Four 6-32 Tapped Holes on 11/16″ Square CentersAmetek Pittman GM9234E992-R1