Arbor Spacer, Inside Diameter 1.5 in, Outside Diameter 2.125 in, Inside Diameter Tolerance +0.011/-0.000 in, Outside Diameter Tolerance +/-0.002 in, Thickness 0.015 in, Thickness Tolerance +/-0.0010 in, Keyway Width 3/8 in, Keyway Depth 5/32 in, Round...