To arrange a rack without providing any gap with the inner wall of a building and to simultaneously facilitate the assembly operation of the rack.

This weight rack 1 is provided with a pair of front side struts 2a and 2b arranged mutually separately and a pair of back side struts 3a and 3b arranged respectively away from the correspondent front side struts. The front side struts 2a and 2b are linked by a front side beam 5, the back side struts 3a and 3b are linked by a back side beam 7, and the weight rack 1 is formed from the front side struts 2a and 2b and back side struts 3a and 3b. When assembling the weight rack 1, the front side beam 5 is attached from the front side of the weight rack to the front side struts 2a and 2b and the back side beam 7 is attached from the front side of the weight rack to the back side struts 3a and 3b as well.