Our boating boss kits are a ¾ shaft with a key way. Listed below are all our boss kits available. Can't find your kit? contact us with the vehicle model and year. Boss Kits Are Multi Drilled To Suit Most After Market Steering Wheels. Please Note: Boss Kits Do Not Suit Cars Fitted With Air Bags. Includes Fitting Parts & Horn Button SEE THE BOSS KIT LIST (CLICK HERE)   Alfa Romeo Audi Austin BMW Chevrolet Daewoo Dihatsu Fiat Ford Honda Holden Jaguar Jeep Kia LadaLancia Mazda MGB Mercedes Mitsubishi Nissan Peugeot Porsche Proton Renault Rover SAAB Subaru Suzuki Toyota Triumph Valiant Volvo Volkswagon Boating To Order: Click On Add To Cart. Then Enter The BOSS Number Into Your Order Comments. SEE THE BOSS KIT LIST (CLICK HERE)