Linear Guide Rail Overall Length 48 in Overall Width 1.33 in Overall Height 0.62 in Rail Material Aluminum Agency Compliance - Dimension B1 - Dimension F1 - Dimension F2 - Dimension G1 - Dimension G2 - Dimension J1 - Dimension S3 - Dimension X - Dimension Y1/Y2 - For Use With Redi-Rail Sliders Includes - Maximum Operating Temperature 248 Degrees F Minimum Operating Temperature 0 Degrees F Mounting Hole Center to Center 3.5 in Mounting Hole from Shaft End 1.25 in