A support assembly for a counter weight of a laser level is disposed in a main body of the laser level for supporting the counter weight with a laser module mounted therein in the main body. The support assembly includes a fixing unit and a universal bearing. The fixing unit is disposed in the main body and the universal bearing is mounted in the fixing unit. The counter weight has a shaft portion formed on an upper end thereof and connected with the universal bearing. The counter weight is swingingly supported in the main body by the universal bearing. Basing on the structure, the present invention has a simple structure for easy assembly and disassembly, thereby being manufactured, maintained and corrected conveniently.