Safety Valve For High Quality Liquid 1/4" Refrigerant R22 Valve R32 Air Adapter For R410A 5/16" Valves
https://www.vogueparade.com/shopping/EN/200282142/1/1005003267831715/safety-valve-for-high-quality-liquid-14-refrigerant-r22-valve-r32-air-adapter-for-r410a-516-valves//