Hytrel Spider Insert, Coupling Size L225, Outside Diameter 4 31/32 in, System of Measurement Inch, Maximum Speed 4, 600 RPM, Horsepower @ 100 RPM 9.9 hp, Spider Material Hytrel, Maximum Torque 6, 228 in-lb, Parallel Misalignment 0.015 in, Durometer Hardness 55D, Angular Misalignment 0.5 Degrees, For Minimum Hub Bore 3/4 in, Application Cranes, Generators, Mills, Color White, Compatible Hub Manufacturer Part Number L225, Fail Safe Yes, For Maximum Hub Bore 2 5/8 in. This item has been restricted from sale in the following state (s): []