... ,Etc 3:various size. 4: ISO9000:2001 TC type oil seal for railway wheel 1:Material:NBR,Silicone,FKM,etc ... Number and Size , also can tell you that those oil seals belong to what cars , and also can tell ... you where those oil seals will be installed in the car , all those , ... find what you want . ( 2 ) As for TC type oil seals , we have more than 5000 size for your choice ...