School Classroom Seating SJ309M/SJ309MF
① Leg: High-quality aluminum alloy.
② Seat /back: Multi-layer board surface process fireproof board.
③ Writing table: High-density board surface process fireproof board.
④ Book net: High quality φ3mm*φ5mm cold drawn steel.
⑤ Recovery function: Gravity recovery mechanism.
⑥ Screw: expansion nut + screw.
Size reference：
High back: 910MM; Seat length: 540MM;
The seat plate is high: 460MM; Foot length: 295MM;
The writing board is wide: 300MM; Front row height: 780MM;
Writing board height: 750MM.
