SpecialHybrid Acme style nut and screw design, no brake needed.SpecialSpecialSpecificationsSpecificationsValueAnti-rotationNoBrakeIntegral Holding BrakeMaterialCopper; Steel; Zinc; Aluminum; PlasticScrew TypeBallTemperature Max150 °FTemperature Min-20 °FUPC Number889208927292Voltage24 VdcWeight11 lbDimensionsDimensionValue[A]11.89 in[S]4 inPerformancePerformanceValueDuty Cyle50 %Load, Dynamic1200 lbfLoad, Static, Max3000 lbf