Specification Brand : Bi Fang BulletPoint1 : Versatile and Adjustable: With a minimum height of 10.2" (260 mm) and a maximum height of 20.1" (510 mm), this jack provides versatility to accommodate various lifting needs. The extendable screw, reaching up to 3.2" (80 mm), allows for precise adjustments. And its built-in handle design ensures easy transportation and storage. BulletPoint2 : Quick and Effortless Operation: Connect the air compressor for pneumatic lifting and control with a simple press of the pneumatic switch. The air hydraulic bottle jack takes the effort out of lifting heavy objects. Thanks to its double-heavy spring, it allows for swift and stable lowering and resetting, greatly improving work efficiency. BulletPoint3 : Reliable and Secure: With a built-in safety valve system, the hydraulic bottle jack ensures secure usage by preventing overloading and minimizing the risk of accidents. The integrated molding of the hydraulic cylinder and piston rod, along with the outer rust and corrosion-resistant coating, ensures long-term reliability and durability. BulletPoint4 : SIMPLE OPERATION - Clamp one end of the handle bayonet to the oil return valve and then tighten clockwise; Connect the air pipe port to the air compressor interface, and then press the switch to raise, otherwise, it will stop; After it works, rotate the oil return valve pile anticlockwise and slowly, and it will drop automatically BulletPoint5 : USE ADVICE: If you don't have a 1/2 inch hex wrench or impact wrench, simply rt the standard bit into the 1/2 inch adapter for easy use and increased versatility. Color : Blue-20T CompatibleFastenerDescription : 0.5 inches CompatibleWithVehicleType : Car CompatibleWithVehicleType1 : Car CompatibleWithVehicleType2 : Truck CompatibleWithVehicleType3 : Truck DriveSystem : Hex ExternallyAssignedProductIdentifier1 : 720118071913 ExternallyAssignedProductIdentifier2 : 0720118071913 FinishType : Finished IncludedComponents : Comes with housing IncludedComponents1 : 1* Hydraulic Jack IncludedComponents2 : 1* Pump IncludedComponents3 : 1 *Oil Tube IncludedComponents4 : 1 *Storage Case IncludedComponents5 : 1* English Manual IsAssemblyRequired : 1 ItemName : Air Hydraulic Bottle Jack Manual for Auto Truck RV Repair. Automotive Lift Tools Heavy Duty Truck (Blue-20T) ItemPackageDimensions_Height : 11.02 inches ItemPackageDimensions_Length : 10.6 inches ItemPackageDimensions_Width : 7.87 inches ItemPackageQuantity : 1 ItemTypeKeyword : bottle-jacks LeagueName : Manual Hydraulic Pump LoadCapacity : 20.00 tons Manufacturer : Bi Fang Material : 不锈钢 MinimumHeight : 135 millimeters ModelName : Air Hydraulic Bottle Jack ModelNumber : W-1239 NumberOfBoxes : 1 NumberOfItems : 10 PartNumber : W123907 ProductDescription : Air/Hydraulic Bottle Jack: This professional-grade air hydraulic bottle jack combines a lifting capacity of 20 tons/44,092 lbs, providing efficient and labor-saving assistance for a wide range of lifting tasks. From heavy machinery and engineering construction to large trucks, it effortlessly handles heavy loads with ease. ProductSiteLaunchDate : 2023-11-29T09:40:56.122Z RequiredProductComplianceCertificate : no Size : 28mm(VT17711) Style : Bottle Jack SupplierDeclaredDgHzRegulation : not_applicable TeamName : Hydraulic Cylinder Jack Sets UnitCount : 1 UnspscCode : 24101600 WarrantyDescription : Beginning from the date of delivery, purchased products include a 15 days warranty.In the event of manufacturing defects, the Buyer can request a refund, partial reshipment or full reshipment within the warranty period.