The Allen Finn/Ok Boom Bolt with Fast Pin is specifically designed for the OK & Finn dinghies. Made of stainless steel, this bolt features an innovative nut that can be easily secured with a fast pin. By tightening the nut and using the fast pin, you can ensure a sturdy connection for your boom. Additionally, two plastic washers are included to prevent contact corrosion and reduce wear on the gooseneck caused by the bolt. For more detailed information, please click on the PDF logo provided for a technical drawing.