Description: Set contains one resin pump and two hardener pumps

300 Mini Pumps are designed for convenient and accurate metering of WEST SYSTEM 105 Resin-based epoxy.
-Contains 1 resin pump and 2 hardener pumps
-Pumps mount directly on the resin and hardener containers and eliminate the mess involved with measuring by weight or volume
-Pumps are calibrated to deliver the proper working ratio with: ONE full pump of resin for each ONE full pump of hardener
-Pumps are ready to install on the Group Size B containers
-Please read and follow the priming, ratio verification and operating instructions included with the pumps