Description: - Non-directional 3 spoke steering wheel - Aluminum alloy spokes, black grip - The wheel includes a cap to put in the center mounting hole once you have secured the wheel to the steering shaft. - 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 + ABS - Color: Black and Polished chrome - Steering Wheel Outer Diameter: Approx. 350mm/13.7 inch - Assembly Hub Height: Approx. 60 mm/2.36 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. 5.5 mm/0.22 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