Multi-Set Rod Holder w/ Radar Arch ClampBig Jon's "Multi-Set Rod Holder" is one of the most popular rod holders on the market. This Single Multi-Set rod holder is designed to mount onto the 1-1/2" tubing of Radar Arches and Towers.Specifications:Big Jon precision machines this rod holder from high-strength aluminum, for a perfect fit and smooth operationIt is given a bright anodized finish that will resist corrosion and then it is fitted with durable vinyl caps to prevent wear to your fishing rod handles