... :60,76,89,108,114,127,159 etc.Carring idler,return idler,impact idler,centring idler,spiral idler,comb sharp clean ... ensure the rollers with low vibration and noise.Structure: Detailed conveyor roller idler featureRoller idlersDia 50mm-219mm, length 190-3400mm, which are ... .0 mm we can produce according to the customers requirement. Belt Conveyor idler roller