The 3/8″ tubing is easier to get on and off of racking canes, spigots and bottle fillers, but not as airtight as the 5/16″ tubing. Using a small worm clamp will prevent air from getting into the tubing while in use, and still make it easy to take the tubing on and off your equipment.
- Inner diameter: 3/8″
- Outer diameter: 1/2″