... swivel, fixed , double brake ,threaded stem and solid stem 6.Plastic,Hard rubber and Polyurethane is ravailable 7.Applications: supermarket, ... caster company which integrates design, manufacture, assemble, inspection and exportation. Our 20 R&D team can work with ... 300mm, materials include rubber, TPR, PU, plastic, nylon, cast iron, pneumatic, phenolic and sandwich, etc. Our housings have special ...