Model no:o-ring kit 5C Material: NBR Spec: 30 sizes, total 386pcs, JIS B 2401 standard o-ring kit 5C features: Model ... no:o-ring kit 5CMaterial: NBR, NR, FPM, MVQ, EPDMSpec: 30 ... B 2401 standardCatalogue Details: Product Name : o-ring kit Description : Model No. : o-ring kit 5C Material : NBR, NR, FPM, MVQ, EPDM ...