7k lbs coupler with chain

{"cid":"91198564","title":"YD36-009A\/009B Coupler: 7k\/12k LBS, SAE \u2162, Black Coat+Chain for RV\/Engineering\/Cargo","imgUrl":"https:\/\/img.chinax.com\/nimg\/48\/75\/d49de77288931fdae0ea3560d62d-200x200-1.jpg","attrs":{"Brand Name":"YEEDA","Model Number":"YD36-009A-009B","Minimum Order Quantity":"50pcs","Delivery Time":"30-45DAYS","Certification":"CE","Place of Origin":"Zhejiang\uff0cChina","Payment Terms":"T\/T","Supply Ability":"500PCS\/MONTH","Packaging Details":"Carton Box or Crate","Model No.":"YD36-009A","Product Type":"Medium-heavy duty trailer coupler","Compatible Ball Diameter":"2\" (50.8mm)","Maximum Capacity":"7,000 LBS (3,175.1kg)","Finish":"Black epoxy resin paint + zinc plating","Material & Structure":"Body: High-strength alloy steel (\u2265450MPa) Standard steel anti-theft chain (800N) Fluororubber anti-slip gasket"}}