Product Name: [3883284] transition pipe sealing ring [Transition tube seal] ring part number: 3883284 contact: Manager Deng 13593746350 0719-8312088/8317727 Part Name: Transition tube seal ringPart No: Contact Soraya: 3883284 Deng Mob: +86 13593746350 E-mail: 113193684@qq.com