Flange Mount Caster Base Plate, Inch, For Profile Type Quad, Fastener Thread Size 5/16 In.-18, Anodized, Overall Height 3 3/4 in, Aluminum, 15 Series, Includes Fasteners No, Overall Depth 3/4 in, Overall Width 3 in, Mounting Hole Diameter 5/16 in, Fastener Mounting Type Drop In, Adjustable Yes, White, Compatible Brand and Series 80/20, 15 Series