High quality aluminum pulley is made to fit (tap or press) onto 2.3mm motor shafts such as our G19637, G20020, G9332 and G21083 motor. This pulley is made out of solid aluminum and is 0.273" wide X 0.373" outer diameter and 0.23" inner diameter. Made for rubber bands, rubber belts and cassette belts. Brand new.
Sold in a package of 2.