Roller Chain Coupling; 13MM Pilot Bore; 77MM Outside Diameter

Coupling Cover; 5016 Chain Number; For Chain Coupling

Chain Coupling; Roller Type; 60 Chain Size; 22 Number of Teeth

Chain Coupling; Roller Type; 60 Chain Size; 18 Number of Teeth

Chain Coupling Cover; Aluminum; 8-3/16" Outside Diameter; 4" Width; 8018 Coupling Size; 2000RPM Maximum Speed