12″ Phenolic Wheel With 4-1/4″ Hub 1-1/2″ Roller Bearing 4000 Lbs CapacityPH12MB33Hard tread rolls easily, provides good concrete floor protection Phenolic resin mixed with macerated canvas; creates a high capacity, high impact resistant wheel
12″ Phenolic Wheel With 4-1/4″ Hub 1-1/4″ Roller Bearing 4000 Lbs CapacityPH12MB31Hard tread rolls easily, provides good concrete floor protectionPhenolic resin mixed with macerated canvas; creates a high capacity, high impact resistant wheel