SpecialHybrid Acme style nut and screw design, no brake needed.SpecialSpecialSpecificationsSpecificationsValueAdapter PositionRear adapter at 90°Anti-rotationNoBrakeno (self Locking)MaterialCopper; Steel; Zinc; Aluminum; PlasticScrew TypeAcmeTemperature Max150 °FTemperature Min-20 °FUPC Number883680667554Voltage24 VdcWeight22 lbDimensionsDimensionValue[S]1 inPerformancePerformanceValueDuty Cyle25 %Load, Static, Max3000 lbf