High pressure ball valve suitable for mains water pressure if needs be. The full bore allows maximum flow rate.

These are rated to 1000psi for water oil and gas.

1/2" Ball Valve to 1/2" Thread (SS 304) - To Port | Brew Pots | Keggle | Upgrade

This is a 304 Grade Stainless Steel Ball Valve 1/2 BSP Female x 1/2 BSP External Welded Thread. 

Includes
1 x The 1/2" Ball Valve with 1/2" male thread and 1/2" female thread
1 x Recessed 1/2" Nut
1 x Silicone Washer (used on the inside of vessel)