West System 30625 Large Capacity 306 Metering Pump, 5:1 Ratio Graphite Powder Using the pumps means that

Using the pumps means that you do not need to worry about the correct 5:1 or 3:1 ratio that is listed on the can's label

A good boat for accommodating a larger person or for long distance paddling

winter store and carry/portage on shore

Interlux Micron CSC

West System 30625 Large Capacity 306 Metering Pump, 5:1 Ratio Graphite Powder Using the pumps means thatFor metering larger quantities of 105 Resin and 205 or 206 (5: 1 ratio) Hardeners. Reduces mixing time and waste on large projects. Carry handle allows you to move the pump where the work is. Reservoirs hold one gallon of resin, one quart of hardener. Dispenses approximately 0. 5 fl oz of resin hardener per pump stroke (about 1 qt per minute). Can be converted to a 3: 1 ratio.