Alibaba hot sale rubber roller 4",6",7", 8",10",14",20", 25", 28" Material: POLY, SBR, NBR ... more than SBR roller at least.Aluminium drum rubber roller, with its light weight, high concentricity, the wear-resisting performance is ... a certain time. Standard Quotation SheetModel No.Meas.(mm)PackagingWeight(1 carton)20"HQ/PCSCapacityMill rateShore A Hardness10"Roller on aluminumDrum ...