The present invention relates to a cage for a disc space between vertebrae, and more particularly, to a cage for a disc space between vertebrae, which is capable of performing a rotating motion to be stably inserted when being inserted between the vertebrae.Disclosed is a cage for a disc space between vertebrae, including: a cage body inserted between vertebrae; and a pivoting member rotatably connected to the cage body and fastened with an internal rod of a cage inserting device, in which the pivoting member includes a connection portion connected with the cage body and a threaded portion which extends from an end portion of the connection portion and protrudes to the outside of the case body and screw-fastened with the internal rod.