Model AG-XD101 Chair Dimension 1700mm(Curve Length)*560mm Height 570mm(min.)---830mm(max) Head section turn -15°~ 25° Back section lift 0 ~ 80° Leg section turn 0 ~ -90° Arm Board swing out 0 ~ 45° Arm board height adjustment 100mm Arm board slide 100mm Arm board declining angle adjustment -15°~ 10 ° Arm board dimension 450*160mm Trend and reverse trend 0 ~ 12° Arm board Concave Radian R108