open rubber cable grommet 1.Certificate: ISO9001:2008 SGS:FDA ROSH TEST 2. ... including rubber stoppers, rubber sleeve seals(O ring, U ring, Y ring,X ring, W ring, V ring, L ring, star ... foreign customers.1.Description of products Open Rubber Cable Grommet Product Open Rubber Cable GrommetMaterialNR/Silicone/NBR/EPDM/SBR,etc.Hardness40~90 ...