Universal Standard Structural Pivot Overall Length 4 1/2 in Overall Width 4 1/2 in Overall Height 1 15/16 in Aluminum 6105-T5 Mounting Hole Diameter 21/64 in Maximum Range of Motion 180 Degrees Minimum Range of Motion 0 Degrees System of Measurement Inch Finish Anodized Pivot Orientation Universal Compatible Brand and Series 15 Series Compatible Manufacturer Model Number 1515 1530 Fastener Thread Size 5/16 in Fastener Thread Length 11/16 in 1 1/2 in Includes Fasteners Yes