Pump Set for West System 105 Resin and 205 or 206 Hardeners Specially designed for dispensing of WEST SYSTEM 105 Resin and 205 or 206 Hardeners • Pumps mount directly on resin and hardener containers • Calibrated to deliver the correct working ratio of 5 parts by weight of resin to 1 part by weight of hardener with one stroke from each pump
