Material: High Quality Steel;
Pipe Size: Main Pipe: 89mm&3mm;
Seat Plate Pipe:48mm&3mm;
The Column Pipe of the Main Frame:114mm&3mm;
Upper Limit Pipe and Main Pipe:114mm&3mm;
Handrail Pipe and Pedal Horizontal Pipe: 48mm&3mm;
The Junction Pipe between Seat Plate and Column Pipe: 60*30*2cm;
Seat plate: 4mm thickness steel plate pressing and has slip-resistant measures
Function: Strength heart and lung function, improve the upper limbs, waist, abdomen, legs, back muscle strength and limbs coordination..
Usage: Sitting on the seat with both hands clenched handle, two feet on the pedal, feet pedal down, while the hands pull back.