For metering larger quantities of 105 Resin and 205 or 206 Hardeners. The 306-25 Model-A Metering Pump will reduce mixing time and waste on large projects. A carrying handle allows you to move the pump to where the work is. Reservoirs hold one gallon of resin and one quart of hardener. Dispenses approximately 0.5 fl. oz. of resin-hardener per pump stroke, or about 1 quart per minute. For use with 205 or 206 (5:1 ratio) Hardeners.