300 psi aodd pump with easy maintenance

{"cid":"91169343","title":"Pressure Up To 300 PSI Air diaphrgam Pump With Easy Maintenance And Port Size From 1\/4 To 3 Inches Ideal For Fluid Transfer Tasks","imgUrl":"https:\/\/img.chinax.com\/nimg\/53\/c2\/dffe4b033e5eaa080c8175ef72dd-200x200-1.jpg","attrs":{"Price":"100-500usd","Brand Name":"QZZY","Model Number":"QBY","Minimum Order Quantity":"1","Delivery Time":"3-7days","Place of Origin":"ZHEJIANG PROVINCE .QUZHOU","Payment Terms":"T\/T, Western Union","Supply Ability":"30pcs 1 month","Packaging Details":"box or plywood","Fluid Compatibility":"Acids, Solvents, Corrosives, Etc.","Connection Type":"Threaded, Flanged, Sanitary, Etc.","Viscosity":"Up To 10,000 Cps","Speed":"Up To 3600 RPM","Features":"Compact, Lightweight, Easy Maintenance, Etc.","Design":"Air Operated, Double Diaphragm","Applications":"Chemical, Petrochemical, Food & Beverage, Etc.","Port Size":"1\/4\u201d To 3\u201d"}}

{"cid":"91215367","title":"2\" AODD Pump Aluminum Pneumatic Double Diaphragm Pump 120 Psi Large Flow","imgUrl":"https:\/\/img.chinax.com\/nimg\/c9\/03\/d48203b759b11807df9cba40fa41-200x200-1.jpg","attrs":{"Brand Name":"RD"}}