·Nylon and glass fiber back frame aluminum alloy connector, adjustable waist bag and headrest<br>·One piece foam shaping sponge<br>·Equipped with four gear locking chassis, with sliding function of bottom plate<br>·3D lifting handrail with PU aluminum alloy handrail<br>·85 ා sink 4 cm electroplated steam rod<br>·∮ 350mm aluminum alloy high foot<br>·60mm Pu shockproof mute black wheel<br>
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