1 1/2 in. Nylon Rope Pulley, White, Max Rope Diameter 1/4 in.

Diameter: 1 1/2 in. Width 9/16 in. Maximum Axle Diameter 1/4 in. Maximum Rope Diameter 1/4 in. Used with truck model numbers ST2, ST3, OT25, IH-1 inner pulley insert