Rock-M, Mid back mesh office chair staff computer swivel mesh chair $100-$200 5) BIFMA passed back CLASS

5) BIFMA passed back CLASS 3 gaslift

with swivel function

The whole chair can passed BIFMA standard1) High quality ergonomic mesh office chair with adjustable headrest in height & angle

0 mm thickness weight balanced mechanism with back reclining & 3 positions locking functions

all with 1

Rock-M, Mid back mesh office chair staff computer swivel mesh chair $100-$200 5) BIFMA passed back CLASS1) New model mid back mesh office chair2) Mesh+ white PP with fiber back frame with PP fix armrest connecting with back & seat; 3) High density foam padded seat with fabric uphostery; 4) 2. 5mm butterfly tilt&lock mechanism; 5) BIFMA passed CLASS 3 chrome gaslift; 6) 320MM chrome metal base & BIFMA passed 50mm PU nylon castors