Roller Assembly OLS# 112173 T601 Upper 60mm Eccentric October 3, 2022 / Roller Assembly OLS# 112173 T601 Upper 60mm Eccentric Product Details Additional Information Roller Diameter: 60 mm (2.36?) Pin Type: eccentric Car Frame Model: T601 – Upper Roller (anodized finish) Original Date of Supply: November 2014 – January 2016