heavy duty caster for straight line towing

{"cid":"91225026","title":"Heavy duty swivel caster 6\" PU-on-iron-core wheel 350kg load Perfect for straight-line towing","imgUrl":"https:\/\/img.chinax.com\/nimg\/1e\/ae\/48645fd431ad39f4bf041cc52a81-200x200-1.jpg","attrs":{"Price":"\/","Brand Name":"Luma","Model Number":"\/","Minimum Order Quantity":"4","Delivery Time":"5-10days","Usage":"Industrial Manufacturing\/ Warehousing and Logistics\/Automotive Packaging Industrial\/ assembly line","Braketype":"lockable + Swivel","Product name":"Heavy-duty Wind-fire wheel design caster Korean shock-absorbing caster Automotive Packaging Industrial caster assembly line","Packaging Details":"bags and cartons","Color":"red and blue braceket","Supply Ability":"100000","Mountingtype":"Plate","Material":"Cast polyurethane PU","Payment Terms":"L\/C,wechat,alipay","Finish":"Zinc Plated","Wheeltype":"swivel","Place of Origin":"Zhongshan Guandong province China","location":"China","Inches":"4\/5\/6\/8\/ inches","Bearingtype":"6203 Ball Bearing","Sample":"Free"}}

{"cid":"91223353","title":"Heavy Duty Black Nylon Rigid Casters for Industrial Machines \u2013 2.5\u2033 & 3\u2033 Sizes with 600\u2013700 kg Load Capacity","imgUrl":"https:\/\/img.chinax.com\/nimg\/4d\/c9\/3bb354784216bd7ea0c5299ed0b4-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"PLEYMA","Minimum Order Quantity":"100","Certification":"CE\/REACH","Place of Origin":"China","Payment Terms":"T\/T,L\/C","Supply Ability":"10000","Product Name":"Heavy Duty Black Nylon Rigid Casters for Industrial Machines \u2013 2.5\u2033 & 3\u2033 Sizes with 600\u2013700 kg Load CapacityHeavy Duty Black Nylon Rigid Casters for Industrial Machines \u2013 2.5\u2033 & 3\u2033 Sizes with 600\u2013700 kg Load Capacity","Size":"2.5\u2033 \/ 3\u2033","Type":"Plate Casters","Material":"Nylon","Bearing":"Double Ball Bearing","Load Capacity":"600-700\u202fkg","Customized support":"OEM, ODM","Tread width":"45\/48 mm","Overall Height":"97-107 mm","optional mounting type":"threaded stem, bolt hole, solid stem","Bracket Material":"Reinforced Steel","Color":"Black"}}

{"cid":"91225014","title":"PP 2 Fixed Casters 50mm Dia Heavy Duty Trolley Wheels With Brakes","imgUrl":"https:\/\/img.chinax.com\/nimg\/9c\/1b\/58dd7f539feeb5e9152874f72ed3-200x200-1.jpg","attrs":{"Price":"RMB 0.5-10\/piece","Model Number":"ZS50LDWHPPF01","Minimum Order Quantity":"5000 PCS","Delivery Time":"5-10 working days","Certification":"ISO 9001\/ CE","Place of Origin":"China (Mainland)","Payment Terms":"T\/T,D\/P,L\/C","Wheel diameter":"50mm","Wheel width":"21mm","Total height":"63mm","Plate size":"59*47mm","Holes distance":"45*35mm","Material":"PP","Color":"White","OEM available":"Yes","Package":"Export carton is covered with a woven bag outside","FOB port":"Guangzhou\/ Shenzhen","Features":"White Wheel, PP Wheel, Furniture Wheel, Trolley Caster Wheel, Light Duty Wheel"}}