... 20", 28" 3.Brown, White, Amber 4.Cast Iron Drum,Aluminium Details: Chibi Doulbe Lion’s rice rubber ... strong and light iron drum or aluminum drum. The rice rubber roller works steadily with high efficiency, ... rate of broken rice;Aluminium drum rubber roller, with its light weight, high concentricity, the wear- ... rubber materials, the original color is Amber with innocuity, and its outputs will be two or ...