Material : steel or Nylon Universal ball rolling flexible,the object is very flexible slip, reducing the labor intensity of the workers Widely used in transmission systems, feeding systems, processing systems, processing machinery and packaging machinery auxiliary equipment. Package quantity : 2pcs ProductSiteLaunchDate : 2023-12-09T06:30:39.128Z Size : One Size SurfaceRecommendation : Multi-Surface UnitCount : 1