Piercing Valve for Refrigerator-BPV31 Bullet Piercing Valve with Brass Low Si…
【R12 Retrofit Valve Kit】The Boltigen ac piercing valve kit includes: 2pcs BPV31 bullet piercing valves, 1pcs r12 to r134a low pressure side convertion adapter, 1pcs valve core remover tool. System for Refrigerator for R12 for R1234yf for R1234yf for R1234yf for R1234yf for R134a.