Product: 3ct. - S-Shape Airlock with #7 Stopper - Set of 3 (Bubble Airlock)
Brand: FastRack
Color: Multicolor
7 Stopper / Bung with airlock hole
Use with a drilled stopper
These stopper fit most gallon jugs and 38mm screw cap jugs
Three twin bubble airlocks and three number seven rubber stoppers

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