... ODM are welcomed O-ring service kits:Product all kinds of O-ring service kits.Good quality and best pricesMaterial: ... : [1]30 sizes, total 382pcs, AS 568 standard, model no: 5A[2]30 sizes, total 382pcs, JIS B ... 3]30 sizes, total 386pcs, JIS B 2401 standard, model no: 5C[4]32 sizes, total 407pcs, AS 568 ... 5]32 sizes, total 419pcs, JIS B 2401 standard, model no: 8C Non-standard size is also allowed, such ...