belt conveyor roller 1.Standared:DIN,CEMA,AS,JIS 2.Size:89mm ... more than 5 mm219150-3500308 310more than 5 mmconveyor roller:1.Roller idlers Dia 63.5mm-219mm, length 150-3500mm, ... CO2 gas shielded arc welding end7.Painting: ordinary painting, hot galvanized painting, electric static spraying painting, baked paintingBesides we can ... adjusting idler,vertical idler etc.Package mining belt conveyor roller