... ring, star ring), oil seals, rubber handles, rubber bowls, gaskets, washers, waterproof seals, dust ring, dust cover, rubber sleeve, rubber buffer sets, the tapered sleeve ... domestic and foreign customers.1.Description of products Open Rubber Cable Grommet Product Open Rubber Cable GrommetMaterialNR/Silicone/NBR/EPDM/SBR,etc.Hardness40~90 ...