1.Nylon and glass fiber back frame, with movable headrest and movable waist rest;

2.40 density high elastic sponge;

3.Multifunctional chassis with arbitrary angle locking;

4.Pu lifting handrail;

5.65# countersunk 4cm electroplated steam rod;

6.∮ 350 aluminum alloy high foot;

7.φ 50mm white edge PU wheel.