mobile filing cabinet manual control

:Detailed Product Description of mobile filing cabinet:Raw material : steel.Surface treatment : Zinc plated ,Chrome plated or PE power coating (Any color available):12 teeth gear, 32 teeth gear, 16 teeth gear, 20 teeth gear for various terminals.Tension controller:Industrial wheel castor, diameter, 127mm;Anti-tilting device; rails are made of 25mm concrete steel;built-in safety lock;Close-style front panel to avoid dust or dirt; Model and size(mm): W1040*D450*H2350(1-bay,single fixed unit, w/ 6 shelves). W1040*D450*H2350(1-bay,singlemovable unit, w/ 6 shelves,lock). W1040*D600*H2350(1-bay,double movable unit, w/12 shelves); Note: 2-bay, 3-bay, 4-bay, 5-bay, 6-bay, 7-bay, 8-bay are available.