Cylinder Mounting Hardware Mount Type Flange For Bore Diameter 2 1/2 in 3 in Body Material Aluminum Overall Length 4 1/2 in Mount Hole Center-to-Center Width 3 3/8 in Overall Width 1 in Overall Height 4 1/2 in Compatible with Brand Speedaire Includes Mounting Nut Product Type Flange Bracket System of Measurement Inch