replacing office chair gas cylinder

{"title":"Nitrogen Gas Lift Cylinder Replacement , Office Chair Gas Cylinder Sgs Bifma X5 1 Class 2 100mm Black Finish","imgUrl":"https:\/\/img.chinax.com\/nimg\/11\/1c\/c07bde0e025ad28de8f96fc17f2a-200x200-1.jpg","attrs":{"Price":"USD 1.45-2.0 \/pc","Brand Name":"NANTAI","Model Number":"NT-B-100MM","Minimum Order Quantity":"1000 pcs","Delivery Time":"7-15 working days","Certification":"SGS TUV","Place of Origin":"CHINA","Payment Terms":"L\/C, T\/T , Western Union,","Supply Ability":"1000,000 pcs\/month","Packaging Details":"1pc per poly bag, 20 pcs per carton","Usage":"Office chair","Stroke":"100mm","Standard":"Class 2","Force":"440N","Gas Type":"Nitrogen","Function":"Up and down","Oem":"offered","Material":"Steel","Load Type":"Compression","Style":"Cylinder","Bottom":"Welded \/ Punched"}}

{"title":"Rotating Office Chair Gas Cylinder Replacement Non Lifting Bearing Drives 152mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/96\/00\/b47612f0c11e4b3eda2c3b373368-200x200-1.jpg","attrs":{"Price":"USD 7.70-9.10 Pieces\/set","Brand Name":"Sendeline","Model Number":"AB-2B1","Minimum Order Quantity":"50 set","Delivery Time":"15 work days","Place of Origin":"Foshan, Guangdong","Payment Terms":"L\/C, D\/A, D\/P, T\/T, MoneyGram","Supply Ability":"10,000 PCS, 15 work days","Packaging Details":"Carton, 20 PCS\/box,36\u00d730\u00d715cm","Product name":"Office chair air spring","Material":"50 seamless tube","Total length":"152mm (can be customized)","Color":"Black","Weight":"0.8kg","Package Content":"2 0 Gas Spring","Application":"Office Chair","Function":"only rotate without lifting (bearing drive quality is more stable and durable)","Wall thickness":"2.0mm"}}