RUPP Marine Top Gun Telescoping Outrigger Poles - Aluminum/Silver - 18'. Three telescoping sections makes it the most rigid and durable aluminum telescoping pole on the market. Very little flex and robust locking components make Rupp telescoping poles the obvious choice. Rupp telescoping poles are an ideal match for any of their Top Gun outrigger bases. Every part of these telescoping poles are fully serviceable easy replaceable and made in specialized factories None of their competition can make that claim Outside diameter of outrigger pole is 1.50" designed to fit perfectly into Rupp outrigger bases. If you have bases other than Rupp please specify the outrigger base manufacturer on the drop-down menu so they can ensure a perfect fit. Specifications for RUPP Marine Heavy Duty Telescoping Poles - Pair: Manufacturer: RUPP Marine Fabric/Material: Aluminum Color: Silver Diameter: 1.5 in Finish: Silver Features of RUPP Marine Top Gun Telescoping Outrigger Poles Construction: Aluminum Diameter (Inches): 1.5" Finish: Silver Length (Feet): 15' Package Contents: RUPP Marine Top Gun Telescoping Outrigger Poles RUPP Marine A0-1800-TEL: Top Gun Telescoping Outrigger Poles - Aluminum/Silver - 18'