Sprocket, Industry Chain Size 80, Number of Teeth - Sprockets 17, Plain Bore, Bore Dia. - Sprockets 1 In, Outside Dia. 5.950 In, Single Number of Chain Rows, Material - Sprockets Carbon Steel, Max. Bore - Sprockets 2-3/4 In, Pitch Dia. 5.442 In, Type B, Length through Bore (In.) 1-5/8, Hub Dia. (In.) 3-3/4. This item has been restricted from sale in the following state(s): []