Description
LiftMaster K77 39434 Cover for CSW200UL Operators chain idler Obstruction Detection safety Select Model:100 Devices V.4 MX4365 The MAX RHINO 4000 Obstruction Detection The LiftMaster K41 0085 000 clutch assembly is the correct factory replacement for maintaining proper torque control and mechanical protection in HDSW24UL heavy duty swing gate operators