K55A

Headrest:Adjustable PU Leather headrest
Frame: Black plastic+ glass fiber frame
Arm: 3D adjustable armrest with PU covered
Back & seat foam: Good quality molded foam(PU)
Mechanism: 4 positions lock synchro tilt mechanism, 
3-step tension adjustment. With seat slide function(adjustable seat depth)
Gas lift: 70mm extended length, Class-4 gas lift
Base: 350mm nylon base+60mm PU caster
Chair dimension: D(23.82"–26.18") × W24.80" × H(46.65"–49.21")