The MST-05 Portable bottle water manual pump is special design for 5,6, 8,10L bottle water, it can be widely using for purified water or mineral water; even the soft drink;the adapter connector with 38mm and 48mm;could be suitable for most standard bottle in the market.
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.