These new Primochill insert plugs are designed specifically for 3/8 ID tubing. Ideal for Primochill, Feser, Swiftech, Danger Den, Tygon, Clearflex and various other 3/8 ID tubing systems. One port is barbed for this fitting for push on use with tubing. Perfect for watercooling stop plugs for refill or changeover of blocks. Requires plastic or metal clamps to secure to barbs.

Specifcations:

• Polypropelene material
• Groved barb for secure hold
• 3/8 barbs on one end