hydraulic stage cementing collar with sealing rubber

{"cid":"91217788","title":"API Standard High Quality Mechanical Stage Cementing Hydraulic Stage Cementing Collar With Secondary Sealing Rubber","imgUrl":"https:\/\/img.chinax.com\/nimg\/ae\/7c\/5d0f13161062f96b9ccac7583804-200x200-1.jpg","attrs":{"Price":"1000-3000$\/piece","Brand Name":"SWS","Minimum Order Quantity":"1","Delivery Time":"7 days for 1 piece,more than 1 pieces need to be negotiation","Certification":"API,ISO","Place of Origin":"Jiangsu China","Payment Terms":"D\/A, D\/P, Western Union","Supply Ability":"3000 pieces\/month","Standard":"API,iso","Max O.D.(in)":"283","Drill-out I.D.(in)":"220","Thread Type":"BTC,LTC,Special Thread","Steel Grade":"N80,L80,P110","Product Use":"Oil&Gas Well Cementing","Specification":"5-1\/2''~13-3\/8''","Style":"Hydraulic Stage Collar","Overall length (mm)":"1222","Rated Load,(t)":"210","Opening Pressure,(MPa)":"25"}}