40cr grade 12 9 d8r roller bolt

{"cid":"91222178","title":"40Cr Grade 12.9 D8R roller bolt for D6RD7R D8R D8T D8N D8L track and Performance","imgUrl":"https:\/\/img.chinax.com\/nimg\/6b\/94\/83ced1eef53452bfea0d88b52e66-200x200-1.jpg","attrs":{"Price":"$0.03 - $0.90\/pieces","Brand Name":"doozer","Delivery Time":"FOB Xiamen or any Chinese port:25-30days . If there are any parts in stock ,our delivery time is only 7-10 days.","Condition":"New","Applicable Industries":"Manufacturing Plant, Construction works , Energy & Mining","Showroom Loion":"None","Video outgoing-inspection":"Provided","Machinery Test Report":"Provided","Marketing Type":"Hot Product 2020","Place of Origin":"China","Warranty":"3 months","CERTIFIION":"ISO9001-2000 D8R roller boltD8R roller bolt","material":"40Cr Grade 12.9 D8R roller bolt","Hardness":"HRC38-42 D8R roller bolt","Finish":"smooth D8R roller bolt","color":"black D8R roller bolt","After Warranty Service":"Spare parts D8R roller bolt","After-sales Service Provided":"Free spare parts D8R roller bolt","Payment Terms":"T\/T, L\/C, D\/P D\/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow"}}

{"cid":"91220739","title":"Black Grouser Bolts Track Roller Bolt Nuts 4F3650 For Bulldozer Excavator","imgUrl":"https:\/\/img.chinax.com\/nimg\/0c\/47\/a0619d617a5871075eba7ab61c2d-200x200-1.jpg","attrs":{"Brand Name":"Real TIG \uff0cNB TIG","Model Number":"4F3650","Minimum Order Quantity":"100pcs","Delivery Time":"15-20days","Certification":"ISO","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"1000000pcs per Month","Packaging Details":"standard wooden 1050*710*840","Material":"40Cr","Surface":"Black Oxygen","Grade":"12.9 ,10.9 , 8.8","Application":"connect track chain ,track shoes","Usage":"Excavator"}}