3/4" Round x 3/4" -30 Spline Universal Joint Single U Joint Shaft, Total Length: 83mm (3-1/4") Color: Black Specification: 3/4" Round x 3/4" -30 Spline Black Steering Universal Joint Single U Joint Shaft. Total Length: 4.53 x 2.05 x 1.85 inches. Maximum Rotational / Operating Speed: 4000rpm. Maximum Working Angle: 35° Degree Application: Grinding Machines, Automotive Parts, Levelers, Automated Parking Lifts, Etc. Dimensions: 4.53 x 2.05 x 1.85 inches.