660lbs loading 4 inch office chair casters

{"cid":"91198834","title":"2.5 Inch Office Chair Casters Transparent PU Casters Sets Silent Wheels For Furniture","imgUrl":"https:\/\/img.ismap.com\/nimg\/c2\/db\/1e8db1096152173c388e6bfeb9a3-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"WBD","Model Number":"F007A065PUG","Minimum Order Quantity":"Negotiable","Delivery Time":"7-15days","Certification":"ISO-9001 2015 Rosh CE","Place of Origin":"Guangdong, China","Payment Terms":"L\/C, D\/P, T\/T, Western Union","Supply Ability":"100000pcs per month","Packaging Details":"Opp bag each, 5 pieces one box","Product Name:":"2.5 Inch Office Chair Casters Transparent PU Casters Sets Silent Wheels Wholesales For Furniture","Wheel Color:":"Clear","Wheel Material:":"PU+PP","Bearing Type:":"Ball Bearing","Stem size:":"11X22mm","Type:":"Grip ring stem casters","Bracket Surface Treament:":"Electrophoresis","Overall Height:":"84mm"}}

{"cid":"91220222","title":"50Kg Loading Black Easy Assemble Nylon Office Chair Caster Wheel With 2 Inch Diameter","imgUrl":"https:\/\/img.ismap.com\/nimg\/d2\/07\/6a19e16f066d0508979ffd816096-200x200-1.jpg","attrs":{"Price":"USD 0.36-0.43 Pieces","Brand Name":"Sendeline","Model Number":"A50-24","Minimum Order Quantity":"200 Sets","Delivery Time":"5-8 work days","Place of Origin":"Foshan, Guangdong","Payment Terms":"L\/C, D\/P, T\/T","Supply Ability":"10,000 PCS, 15 work days","Packaging Details":"Carton, 200 PCS\/box","Name":"Office Chair Pulley","Material":"Nylon","Wheel Diameter":"2 Inch","Color":"Black","Assembly":"Circlip Insert Type","Use":"Office Chair, Computer Chair, Boss Chair, Medical Cart","Wheel Load Capacity":"50kg"}}

{"cid":"91220620","title":"2 Inch Swivel Stem Rubber Trolly Caster Wheel for Industrial Rollerblade Office Chair","imgUrl":"https:\/\/img.ismap.com\/nimg\/c1\/83\/d521bda98eacf4b55f32ebb12a27-200x200-1.jpg","attrs":{"Price":"negotiate","Minimum Order Quantity":"50","Delivery Time":"within 15 workdays","Maximum Load":"110kg","Specification":"2.5inch\/3inch\/4inch\/5inch, pu\/pvc","Diameter":"65mm\/75mm\/100mm\/125mm","Thickness":"32mm","Installation Height":"90mm\/103mm\/128mm\/155mm","Hole Distance":"12*8.2mm","Top Plate Size":"92*64mm","Load":"90kg\/100kg\/110kg\/130kg","Transport Package":"Plastic Bag+Carton+Woven Bag","Trademark":"Customizable","Origin":"Hebei, China","HS Code":"8302200000","Supply Ability":"5000 Set Per Month","Type":"Rotating Wheel","Wheel Material":"PU","Brake":"With Brake","Bearing Type":"Ball Bearing","Surface Treatment":"Zinc Plated","Brand":"Koster","Samples":"US$ 10\/Piece 1 Piece(Min.Order) | Request Sample","Customization":"Available | Customized Request","Place of Origin":"Hebei, China","Certification":"ISO 9001","Packaging Details":"Plastic Bag+Carton+Woven Bag","Payment Terms":"LC, T\/T, D\/P, PayPal, Western Union, Small-amount payment"}}