A tray assembly for positioning data storage devices is disclosed. The tray assembly includes a base, a backplane circuit board coupled to the base, an electrical connector coupled to the backplane circuit board, a first support bracket coupled to the base and moveable with respect to the base and the backplane circuit board, and a second support bracket coupled to the base. The second support bracket opposes the first support bracket and is moveable towards and away from the first support bracket to adjust a distance between the first support bracket and the second support bracket.