LiftMaster 89098 Angle Mounting Bracket liftmaster 15-9020 The product is composed of

The product is composed of a couple of adjustable optic infrared devices

Alarm Indicators:

Magnetic Autocontrol Terminal-MH Control Column - White | MAG-TERMINALMHC400

Wall mounts using separately provided hardware

LiftMaster 89098 Angle Mounting Bracket liftmaster 15-9020 The product is composed ofLiftMaster 89098 Angle Mounting Bracket Heavy 1 2 inch thick cast iron angle bracket used four mounting side mount operators on the end bracket of a rolling door or grille. May be used for vertical or horizontal mount and either front of coil or top of coil mount. Curved slots in bracket allow for tensioning of chain drive. Right left interchangeable. Operator mounting holes match up with mounting dimensions of LiftMaster Model J, MGJ, H and GH