FEATURES
High durble  hardness fillier material in back Cushion
High-level quality PU leather at 1.5mm thickness
Back cushion wooden supporter at 21mm thickness
Stainless steel material for all fasten bolts
The frames at thickness of 6mm
Fixed nailing holes for machine
Aluminum knob, cap and ring
7-level Flexible Adjustment by pitch 30mm
Handlebar build for easy moving by wheels
2H hardness for painting. Passed salt spray test more than 500 hours