HySecurity StrongArmDOT 28 | HYS-O-STRONGARMDOT28 liftmaster 50-19503 Up to 72 trillion or

Up to 72 trillion or 72

Voice and call tone volume controls

Bi-directional link improves immunity to RF interference

12VDC continuous-duty motor

HySecurity StrongArmDOT 28 | HYS-O-STRONGARMDOT28 liftmaster 50-19503 Up to 72 trillion orHySecurity StrongArmDOT 28 HYS O STRONGARMDOT28 StrongArm traffic barrier arm operators meet the demanding reliability requirements of corporate, industrial and government users. Tens of thousands of StrongArms get the job done across the world from corporate parking lots and business parks to airport runways. StrongArmDOT model is specifically designed for Department of Transportation applications and features standard galvanized steel chassis and