Hytrel Spider Insert, Coupling Size L099, L100, Outside Diameter 2 17/32 in, System of Measurement Inch, Maximum Speed 7, 000 RPM, Horsepower @ 100 RPM 1.8 hp, Spider Material Hytrel, Maximum Torque 792 in-lb, Parallel Misalignment 0.015 in, Durometer Hardness 55D, Angular Misalignment 0.5 Degrees, For Minimum Hub Bore 7/16 in, Application Cranes, Generators, Mills, Color White, Compatible Hub Manufacturer Part Number L099, L100, Fail Safe Yes, For Maximum Hub Bore 1 3/16 in. This item has been restricted from sale in the following state (s): []