Article Availability Price BTA E2M0061BTA Substitutes Deflection/Guide Pulley, V-ribbed belt Outer Diameter: 65mmWidth: 22mm BTA E2M5152BTA Substitutes Deflection/Guide Pulley, V-ribbed belt Ø: 17mmInner Diameter: 17mmOuter Diameter: 65mmWidth: 21,6mm