Dock Edge Inflatable Dock Wheel 9" Diameter9" Smooth rolling wheel offers substantial dock cushioning and feature molded-in valves to adjust the level of firmness. Heavy-duty Hot Dipped galvanized hardware mounts securely to the dock. Guides boats into your slip easily, regardless of wind and current conditions.Product Specifications: Part No.: 95-078-F Description: Dock Wheel, Corner Mount, 9", White; - cis2:mm5mnJlm -Specifications: Color: Black; Box Dimensions: 6"H x 11"W x 13"L WT: 4.3 lbs; UPC: 776113950784; Owner's Manual (pdf)