The SIP 8 Ton Bottle Jack is compact and powerful, and features a built-in safety valve, screw extension for adjustable lifting heights, and a serrated saddle to give secure load contact. 8 Ton maximum weight capacity 205mm to 400mm lift height range 60mm screw extension is included Serrated saddle for secure contact Durable and powerful construction Compact and very lightweight Reliable overload protections Heavy-duty cast iron base Integrated safety valve