2pcs Bullet Piercing Tap Valve Kits Compatible

Features:
Made of corrosion-resistant metal, won't wear out or rust over time.
A convenient replacement part for you to use. The hose adopts high-quality rubber material, good pressure resistance and reliable.
Comes with gauge for easily viewing during use, connect to the R-12/ R-22 port for easy conversion. It fits cans with the thread of 1/2 inch only.
This refrigerant charging pipe with built-in safety valve to prevent accidental venting of refrigerant.
It can be applied for home air-conditioning and car air-conditioning to add refrigeration.