Sensor bracket SIEZ-8M-400 Aluminium rail with two T-slots, for mounting inductive proximity sensors Mounting type=(* Tightened, * with through hole), Max. tightening torque=2 Nm, Material information=(* Wrought Aluminium alloy, * Steel, * TPE-U(PU)), Corrosion resistance classification CRC=2 - Moderate corrosion stress