Described herein is a device comprising a liquid container mounting structure and a support structure. The liquid container mounting structure securely holds liquid storage containers. The liquid container mounting structure is movably mounted to the support structure. The liquid container mounting structure may be configured to move the liquid container mounting structure relative to the support and/or include a crank handle or motor, such as an electric motor. The liquid container mounting structure is removable from the support structure to allow for reconfiguration and/or transport of the liquid container mounting structure.