Linear Shaft, System of Measurement Inch, Diameter 3/8 in, Shaft Type Both Ends Threaded Shaft, End Type Both Ends Threaded, Core Type Solid, Overall Length 9 in, Surface Hardness - Minimum 60 HRC, Material Carbon Steel, End Thread Size 1/4-20, Mounting Hole Thread Size Not Applicable, Diameter Tolerance - Minimum 0.374 in, Diameter Tolerance - Maximum 0.375 in, Mounting Hole Center to Center Not Applicable, Mounting Hole Center to Shaft End Not Applicable, End Thread Length 0.31 in