Solid CH-563 Adaptive Backrest Design Constant Support

Headrest: Fixed
Back Frame: PA frame
Backresr: Rocking function, tilting angle reach 108°.
Armrest: 4D adjustable with PU covered
Seatbase: Good quality molded foam,thickness 7.5, with seat slide function.
Mechanism: 4 positions lock weight-sensitive synchro tilt mechanism, tension auto adjust.
Gas lift: 85mm extended length, Class-3 gas lift
Base: 345mm nylon base+60mm PU caster