301C (4.8ltr) 5:1 Ratio West System® Dispensing Pumps are to be used with 105 Resin and either 205 Fast or 206 Slow Hardeners only.
West System® brand pumps mount directly onto 105 resin 4 litre bottle and the 800 ml hardener container. They are calibrated to dispense the correct ratio of resin & hardener with a single full stroke of each pump.
One full stroke of each dispenses 35mls.
Pumps can be transferred to new packs as needed.
Resin pump can be cleaned with 2 part methylated spirits, 1 part white vinegar.
Hardener pump can be cleaned with water (dry thoroughly).
Periodically check mix ratio.