Air Locker Parts , YZLPS-01 , ,1/4,ARB,LOCKER,NP,NPT,PRESSURE,SWITCH,T,THREAD,WITH,YZL,ZIP,, ZIP LOCKER PRESSURE SWITCH WITH 1/4" NPT THREAD (85-105 PSI) , ZIP LOCKER PRESSURE SWITCH WITH 1/4" NPT THREAD , ZIP LOCKER PRESSURE SWITCH WITH 1/4" NPT THREAD. , ZIP LOCKER PRESSURE SWITCH WITH 1/4" NPT THREAD (85-105 PSI) , Differential Lock Assembly.