Universal Joint Coupling Size Not Applicable Overall Length 3 3/4 in Maximum Bore Diameter 5/8 in Maximum Operating Angle 45 Degrees Yoke Length 1 7/8 in Boot Material Nitrile Bore Diameter 5/8 in Number of Joints Single Joint Diameter 1 1/4 in Maximum Torque 260 in-lb U-Joint Material Alloy Steel Joint Type Needle Bearing Booted Yes Outside Diameter 1 7/8 in Keyway Depth 3/32 in Keyway Width 3/16 in Length through Bore 1 1/4 in System of Measurement Inch