Jaw Coupling Spider, Coupling Size JC21, JCC21, JS21, JSC21, MJC33, MJCC33, MJS33, MJSC33, Outside Diameter 1 5/16 in, System of Measurement Inch, Maximum Speed 8, 000 RPM, Horsepower @ 100 RPM 0.2760 hp, Spider Material Polyurethane, Maximum Torque 174 in-lb, Parallel Misalignment 0.003 in, Durometer Hardness 98A, Axial Motion 0.03 in, Angular Misalignment 0.8 Degrees, Color Red, Compatible Hub Manufacturer Part Number JC21, JCC21, JS21, JSC21, MJC33, MJCC33, MJS33, MJSC33. This item has been restricted from sale in the following state (s): []