The Dams Vantage Collection is a range of operator seating with optional arm choices and a variety of colour finishes accommodating the userâ?,??"?s individual requirements. These high back chairs are equipped with a gas height mechanism allowing the user to raise or lower their chair (ranging from 460mm to 570mm); a back height adjustment which enables the back support to be positioned at the correct height for the user and a back tilt mechanism which locks the back of the chair in multiple positions according to the userâ?,??"?s requirement. The chairs have a deep cushioned seat pad with a waterfall front and an integrated lumbar support to ensure maximum comfort for the user. They have a durable black nylon base with 50mm hooded twin wheel castors for easy manoeuvrability. The Vantage collection has a maximum weight capacity of 18 stone and a recommended daily usage of 8 hours.