1. Diameter : 2 - 15mm 2. Material:POM(Delrin),NYLON,ABS,AS,PP,PE,PVC,PS,PC, TEFLON... 3. We are factory 4. High quality About us Brand NamePlace of OriginStandardxinxinZhejiang China ( mainland)SGSAbout plastic ball Product namePlastic ballMaterial POM(Delrin),NYLON,ABS,AS,PP,PE,PVC,PS,PC, TEFLON.....Size 2 - 15 mmIntroduce and Application Plastic balls are deal for light load bearings and flow ...