how to change inner tie rod

{"title":"Moulded Rubber Bellows Double Sphere Rubber Expansion Joint With Seal Full Face","imgUrl":"https:\/\/img.chinax.com\/nimg\/22\/a9\/a836451a338e9d490cdea1a15749-200x200-1.jpg","attrs":{"Price":"Price Negotiable","Brand Name":"Henan Liwei","Model Number":"dn15-dn4000","Minimum Order Quantity":"1 set","Delivery Time":"After payment 15-30 work days","Certification":"ISO9001, TUV, WRAS, CO, MTC, PL, IV etc","Place of Origin":"Henan Province, China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"100000 Pieces per Month","Packaging Details":"Inner plastic film,outer wooden case, if multiple compensators are packed in one case, we will use steel frame to fix it.","Name":"limit rod double sphere rubber expansion joint","Customized support":"OEM, ODM","Connection":"Flange","Material of flange":"Carbon steel, Stainless steel 304,316 etc.","Manufacturer":"Yes","Applicable media":"Air, Water, Oil, Weak Acid and Alkali, Juice etc."}}

{"title":"Pipe Flanges Flexible Connector Bellow Metal Expansion Joint","imgUrl":"https:\/\/img.chinax.com\/nimg\/57\/d8\/0459161f650a7462c1e7c319e78d-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"FIDAK","Minimum Order Quantity":"1 piece","Delivery Time":"5~15 working days","Certification":"ISO 9001","Place of Origin":"China","Payment Terms":"T\/T, Western Union,Paypal","Supply Ability":"40 tons per day","Packaging Details":"Steel frame case sealed by plywoods with each end capped","Item Name":"Pipe flanges flexible connector bellow metal expansion joint","Compensator":"Axial and lateral","Size":"DN25--DN3000","Connection":"Flange","Working Temperature":"-10~1200\u2103","Application":"Industry , chemical, etc"}}