150 220 210mm rotary lift chair base

{"cid":"91220222","title":"Durable Rotary Lift Chair Base with Adjustable Height 44mm - 61mm and 150\/220*210mm Diameter","imgUrl":"https:\/\/img.chinax.com\/nimg\/50\/34\/c012a4a26c0382fc0c832540ec29-200x200-1.jpg","attrs":{"Brand Name":"sendeline","Model Number":"AA013A-3","Minimum Order Quantity":"100","Place of Origin":"Guangdong, China (Mainland)","Material":"Iron spray black","Surface Treatment":"Spray paint","Function":"Rotating & Lifting","Diameter":"150\/220*210mm","Hole size":"120\/185*170mm","Height range":"44mm - 61mm","Thickness":"2.0mm","Packing quantity":"5pcs\/ctn","Base material":"Iron","Adjustable feature":"Height","Design style":"Modern","Metal type":"Iron","Product number":"AA013A-3","General use":"office chair\/swivel chair\/staff chair","Mechanical design":"Unique arc design"}}