Sensor Mounting Brackets: Bracket Type - Photoelectric Sensor Mounting; Shape/Configuration - 90-Degree; Bracket Mounting - 1 Curved Slot, 1 Hole; Sensor Mounting - 4 x Slots; Material - Stainless Steel; Dimensions - 0.41x0.65 in x1.28 in 10.5x16.5x32.5mm; Use With - Series VS4; Manufacturer Series - Series VS4