3 Hole - Center Tap Base Plate Inch Wheel Diameter Not Applicable Fastener Thread Size 7/16 In.-14 Anodized Fastener Thread Length 3/4 in Overall Height 3 in Aluminum 15 Series Includes Fasteners Yes Overall Depth 3/4 in Overall Width 1 1/2 in Mounting Hole Diameter 5/16 in Required Tap Thread Size 7/16 In.-14 Fastener Mounting Type Drop In Adjustable Yes White Compatible Brand and Series Faztek 15 Series