The MST-03 5 Gallon Manual water dispenser is middle size design.
Compare with MST-01 big size, the volume is smaller, portable, lighter and more portable, cost-performance.
It can quickly install on the 5 gallon bottled and easy remove it.
The MST-06 manual bottle water pump was designed with adjustable adapter secures bottles onto 52mm to 55mm,
Crown-Top or Screw-Top Bottles; Simply place the pump head over the bottle and turn adapter clockwise to secure on to your bottle.