Attribute Value: 32B-1 Chain; 32 Teeth; 1 Row of Teeth; No Hardened Teeth; 546.252MM Outside Dia; 518.28MM Pitch Dia; B-Hub One Side; Bushed Mount; 3535 Bushing; 50.8MM Chain Pitch; ISO Roller Chain Type; Keyway; Steel Material . Names (Page 1)