... capacity:450kg~600kg 3.Mold on rubber caster.Good quality. Reasonable price. 1.Product specifications:1.Diameter : ... which is located in Yangjiang city, Guangdong of China, with 168,000 square-meter beautiful scenery factory ... ,000,000. Our wheel diameter is from 15mm to 300mm, materials include rubber, TPR, PU, plastic, nylon, ... :4.Factory: 52 Mold on rubber stem brake scaffolding caster manufacturer