2 75mm steel thickness swivel chair base

{"cid":"91220222","title":"High-quality Thick Steel Plate Office Chair Mechanism with Max 45\u00b0 Recliner and 2.75mm Steel Thickness","imgUrl":"https:\/\/img.chinax.com\/nimg\/10\/72\/687b943e328a40eee5beb938a080-200x200-1.jpg","attrs":{"Brand Name":"Sendeline","Model Number":"035","Minimum Order Quantity":"50","Place of Origin":"Guangdong Province, China (Foshan)","Material":"Iron, Steel","Surface Treatment":"Spray black","Product size":"178X240mm","Hole size":"200X148mm","Steel thickness":"2.75mm","Weight":"3.1kgs","Packing quantity":"5pcs\/ctn","Function":"Rotate,lift, any position lockable, Max 45\u00b0 recliner","Product number":"035","Design style":"Modern","Color":"Black","Installation position":"200X148mm","Specification":"178X240mm","Function details":"rotate,lift,lockable,recliner","General Use":"office chair\/swivel chair\/staff chair, executive chair\/bar chair"}}