Pro Boat Flex Shaft w/ Ferrule: 1/12 hydro 235mm This is the Pro Boat 235mm Flex Shaft with Ferrule for the Miss Budweiser, Miss Llumar, Miss Elam, and Formula Hydro. Features:Grey coloredMade of durable materialFor the Pro Boat Miss Budweiser, Miss Llumar, Miss Elam, and Formula Hydro, Includes:One Pro Boat 235mm Flex Shaft with FerruleRequires:Installation onto boat