Attributes . 60-2 Chain; 60 Teeth; 2 Rows of Teeth; No Hardened Teeth; 14.761" Outside Dia; 14.33" Pitch Dia; B-Hub One Side; Rough Bore Mount; 3/4" Chain Pitch; ANSI Roller Chain Type; No Keyway; Steel Material; 3-1/4" Max Bore . Names