Center Tap Base Plate, Inch, For Profile Type Quad, Wheel Diameter Not Applicable, Fastener Thread Size 1/2 In. -13, Anodized, Fastener Thread Length Not Applicable, Overall Height 3 in, Aluminum, 15 Series, Includes Fasteners No, Load Capacity Not Applicable, Overall Depth 3 in, Overall Width 3/4 in, Mounting Hole Diameter 5/16 in, Required Tap Thread Size 1/2 In. -13, Fastener Mounting Type Drop-In, Adjustable Yes, White, Compatible Brand and Series 80/20, 15 Series, Includes Tap. This item has been restricted from sale in the following state (s): []