Ongaro Wheel - 15.5" with Knob for 3/4" Teleflex Tapered ShaftOngaro family of the steering wheels to replace the OEM steering wheel of luxury boats. This top-grade product is expertly made in compliance with the highest industry standards, offering well-balanced design, ergonomic superiority, and the highest level of craftsmanshipTechnical Specifications:Material - 316 Stainless SteelDiameter - 15.5"Shaft Size - .75" Tapered shaftKnob - IncludedIn the Box:Steering wheel with knobCenter capInstruction manual*Sold as an Individual