... . 4. Certification: ISO9001:2008, TS16949. Description of Motorcycle Oil Seal with Good Quality: 1. Materials: can be NR, HNBR, Buna, FVMQ, MVQ, ... ACM, FLS, CR, SBR, SI motorcycle oil seal, BR, IR, ... mold factory, includes CNC machines, EDM machines, and wire cutting machine. 2. The molds can be compression, injection and transfer ...