Problem Solvers Handlebar Shim (Silver) (31.8 to 35.0mm) - SM5319
Problem Solvers Handlebar Shim (Silver) (31.8 to 35.0mm) - SM5319, Problem Solvers Handlebar Clamp Shims allow a smaller diameter handlebar to be used in a stem. Specs: Bar Clamp Diameter (mm) 31.8mm