To provide a table capable of easily locking and unlocking all four casters with just one operation lever, having good operability of the operation lever, and having a simple structure.

The table has four casters 8 provided at the lower ends of legs 3, and supporting the legs 3, and a top plate which is pivotally fixed to the legs 3 by a horizontal shaft 5 in such a manner that it is turnable to an almost horizontal usage position and to a vertical folding position. In the table, the lower face of a top plate 4 is provided with a single operation lever 10 which is movable to a locking position and to an unlocking position. The operation lever 10 and locking devices 9 provided at each of the four casters 8 are connected by connection means 12, and the connection means 12 has a flexible part from the leg 3 to the operation lever 10.