Boston Gear Rack,Steel,12 Pitch

                Steel Rack, 12 Pitch, Pitch Line to Back (In.) 0.667 in, Nominal Length (Ft.) 6, Face Width (In.) 0.75 in, Overall Thickness (In.) 0.75 in, 3.82 Teeth per Inch, Pressure Angle (Deg.) 14.5, Steel, For Use With 1L964, 1L966-1L972