West System 303B Special Pump Set 3:1 (Fits Size B)

Part No: 5-65074

West System 303B special pump set is designed for convenient and accurate dispensing of West System 105 Resin and 207 Special Coating Hardener or 209 Extra Slow Hardener. The mini pumps mount directly on the resin and hardener containers and have been calibrated to deliver the correct working ratio of 3.5 parts by volume of resin to 1 part by volume of hardener with one stroke from each pump.

WARNING: DO NOT USE 303 SPECIAL RATIO MINI PUMPS WITH 205 OR 206 HARDENERS.