Cervical traction force
0 - 200N ±20% or ±20N
Lumbar vertebra movement range
0-220mm±20mm
Cervical vertebra movement range
0-450mm±20mm
Left and right rotation
20°±2°
Seat Size
Seat length: 350mm,
Seat width: 280mm,
Seat height: 400mm / total height: 1900mm
Bed surface
1890x600x570 (±20mm)