... Chain Conveyor & Bucket Elevator Drive SprocketDriven Sprocket For Bucket Elevator, NSE100, NSE200, NSE300, NSE400, NSE500, ... ...For Chain Conveyor, FU150, FU270, FU350, FU410... Order Information: 1) Shaft Diameter (d=_?_mm) & Teeth Number (Z=? ) to be provided ...