... have fixed type, and also flexible type. •Powered roller conveyor system is among the most common conveyors, applied in warehouses ... steel, stailess steel, Aluminum, etc. •Specifications Powered Roller Conveyor system 1.OEM,OBM,ODM 2.Free design, best sollution ... powder coated steel, stailess steel, Aluminum, etc.SpecificationsPowered Roller Conveyor system 1.OEM,OBM,ODM 2.Free design, best sollution ...