threaded carpet casters on hardwood

{"cid":"91223179","title":"EDL Light Duty Chrome Coating 2.5inch 80kg Threaded TPU Caster by Swivel and Brake type","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/9d\/63\/e5f31219d75c85ca6a237803e919-200x200-1.jpg","attrs":{"Price":"Negotiate","Brand Name":"EDL","Model Number":"37225S-77","Minimum Order Quantity":"1pcs","Delivery Time":"3-15days","Certification":"ISO9001, ISO14001, RoHS","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"30,000pcs\/day","Packaging Details":"Carton","Wheel Diameter":"2.5inch(63mm)","Dynamic Load":"80kg","Tread Material":"TPU","Core Material":"PP","Standard Threaded":"M12X25","Mounting Height":"95mm","Frame Material":"Cold-Rolled Plate","Mounting Type":"Swivel \/ Brake","Bracket Thickness":"2mm","Surface Treatment":"Chrome Coating","Bracket Width":"33mm","Wheel width":"25mm","Bearing":"Single ball bearing","Tread Color":"Grey","Applicable Temperature":"-30\u2103\uff5e70\u2103","Tread Hardness":"80A","Name":"Light Duty Casters"}}

{"cid":"91198834","title":"2 Inches Nylon Casters For Heavy Duty And Industrial Applications","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/38\/4c\/2e509feba1b190eb06f33a6e9fea-200x200-1.jpg","attrs":{"Brand Name":"ylcaster","Model Number":"I003","Place of Origin":"China","Swivel Type":"Swivel","Wheel Diameter":"2 Inches","Application":"Hand Pallet Truck Etc","Bolt Hole Spacing":"95x95mm","Material":"Nylon","Wheel Material":"Nylon","Mounting Type":"Plate","Bearing Type":"Ball"}}

{"cid":"91220222","title":"Effortless Glide 50mm Office Chair Caster With Durable Card Test Insert","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ab\/5f\/5c6699cfa390dc9202222fc7def4-200x200-1.jpg","attrs":{"Price":"USD 0.69-0.83 Pieces","Brand Name":"Sendeline","Model Number":"A50-51B","Minimum Order Quantity":"50","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","Wheel Diameter":"50mm","Color":"Gray Edge","Assembly":"Card Test Insert","Material":"PVC Electroplating","Name":"Office Chair Wheel","Use":"Office Chair, Computer Chair, Boss Chair, Medical Cart,PU Chair,","Features":"Mute,Uniform And Durable Compression Resistance"}}