... swivel, fixed , double brake ,threaded stem and solid stem 6.Plastic,Hard rubber and Polyurethane is ravailable 7.Applications: supermarket, display ... in Yangjiang city, Guangdong of China, with 168,000 square-meter beautiful scenery factory.We pay great attention to the ... is from 15mm to 300mm, materials include rubber, TPR, PU, plastic, nylon, cast iron, pneumatic, phenolic and sandwich, etc. Our ...