Get the Perfect Fit with the BPV31 Piercing Valve Kit for 1/4 3/8 OD Tubing
£7.16
Model: BPV31. 1 Set of Piercing Valve Kits. Compatible with 1/4", 5/16", 3/8" OD tubing. It will only fit cans with a 1/2" thread. The hose is made of - rubber material, with good pressure resistance and reliability.