The MTC-30UB-WH optional U-Bracket accessory is designed for use with the JBL Professional Control 30. The U-Bracket allows installation of the enclosure to flat sturdy surfaces when the included InvisiBall Mounting Structure is not appropriate.
The MTC-30UB is constructed of 11 Gauge Steel (0.12 in. thick), and is finished in Polyester Based, Black or White (-WH) Powder Coating.