Description: Non-directional 3 spoke steering wheel Wooden grip with PVC Leather cover Included wooden center cap Universal fits standard 3/4" ( 19 mm ) tapered shaft Commonly used on most marine boats, vessels, yacht, pontoon boat and so on Specification: Material: Aluminum alloy coated PU foam cover Color: Black?Brown Steering Wheel Outer Diameter: Approx. 320 mm/12.6inch Assembly Hub Height: Approx. 50 mm/2 inch Hub Diameter: Approx. 85 mm/3.35 inch Center Hole Inner Diameter: Approx. 19 mm/0.75 inch Center Hole Slot Inner Width: Approx. 5 mm/0.2 inch Package Includes: 1 Piece Boat Steering Wheel Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks!