R12/R22 to R-134a Retrofit Low Side Adapter /w Valve Core SERVICE PORT Universal

R12 to R134A Conversion Adapter Valve Connector Adapter Switch R22 R502 Screw

R12 to R134A AC Retrofit Fitting Adapter Kit, R12 R22 to R134A High/Low Fitting

R-12 to R-134a LOW SIDE POR ADAPTER Retrofor Conversion Valve Core

R12 R22 to R134A Universal A/C Retrofit Valve with Dust Cap 1/4" to 8v1 Thread

R12 to R134A AC Retrofit Fitting Adapter Kit, R12 R22 to R134A High/Low Fitting

Retrofit Conversion Adapter R12 to R134a High/Low AC Charging Port Fitting Set

AC Fitting Port Adapter Cover Retrofit R12 to Accept R134a 13mm Low 16mm High