Sensor Mounting Brackets: Bracket Type - Photoelectric Sensor Mounting; Shape/Configuration - 90-Degree; Bracket Mounting - 1 Curved Slot, 1 Hole; Sensor Mounting - 0.73"(18.5mm) Hole; Material - Stainless Steel; Dimensions - 1.80x1.20"(46.0x30.0mm); Extension - 1.60"(41.0mm); Bracket Adjustment Max - 30 deg; Use With - Mini-Beam, M18, Q25, S18, T18