... and conveniently. c:With these characters, single mast aluminum alloy lift can be carried into narrow spaces passing through doors ... , stairs, and elevators. d:Aluminum alloy lift are suit for hotels, banks, big halls, supermarkets, ... mm1150 mmGradeability25%25%Maximum Slope1.5 °1.5 °Drive WheelsΦ 230x80Φ 230x80Front Wheels8 in8 inDrive Motor2x24V DC/0.4KW2x24V ...