ADVANCED PRECISION CO2 BRASS BUBBLE COUNTER
-Clear and precise bubble formation allows you to count bubbles with ease
-Built in check valve to prevent damage from water or CO2 liquid flowing back into your regulator
-1/8" NPT Female Thread Connection (fits onto standard CO2 needle valve)
This bubble counter requires a Camozzi adapter in order to use with the SMC Needle Valve on the UNS Regulators.