This bottle jack from Sealey is capable of both air-assisted and manual operation The Sealey AM20 bottle jack has a 20 tonne capacity and is capable of both air-assisted and manual operation. It has a 90° rotating pump and all-steel, one-piece base, reservoir and pump cylinder design to give added strength. The telescopic pump handle allows for easy storage. Features: Air/Hydraulic bottle jack capable of both air assisted or manual operation Fitted with safety overload valve and manufactured in the EU All steel, one-piece base, reservoir and pump cylinder design gives added strength Telescopic pump handle for easy storage 90° Rotating pump Moulded carry handles incorporating storage for the pump handle Fully serviceable ram piston with extension screw Specification: Air Consumption: 1cfm Capacity: 20 tonne Maximum Height: 447mm Minimum Height: 234mm Nett Weight: 15.5kg Piston Stroke: 138mm Screw Extension: 75mm