Marinco Wiper Motor 2.5 Waterproof 2-1/2" Shaft 80 Degree 12VMarinco Wiper Motor 2. 5 Waterproof 2 1 2" Shaft 80 Degree 12V Fully sealed powder coated aluminium waterproof base and housing Powers a 26" (660mm) Deluxe arm and Deluxe blade combination or a 24" (609mm) Premier arm and Premier blade combination Shaft length: 2. 5" (68mm), *includes 0. 5" (13mm) length of knurled arm fitting Factory pre set sweep angles of 80, with easy adjustment to 45 or 60 Chrome plated solid brass knurled drive nut with brass