Flexible Shaft Coupling, Angular Misalignment 7 Degrees , Bore Diameter 1 1/2 in, Overall Length 2 1/2 in, Maximum Speed 1,725 RPM, Parallel Misalignment 0.125 in, Outside Diameter 1 1/8 in, Maximum Horsepower 0.5 hp, Bore Type Round, Center Element Material Rubber, For Misalignment Type Angular, Parallel, Hub Material Steel, Included Screws (2) Set Screw