2oz AC Oil & Dye Injector Kit w/ 1/4" SAE Thread For R134A R12 Air Conditioning

R134a Refrigerant Can Tap Valve 1/4in Thread Dispensing Bottle Opener Adapter

R12 Oil dye Injector Tool for R134a R22 2oz A/C Female 1/4" SAE x Male 1/4" SAE

2oz AC Oil & Dye Injector Kit HVAC Tool w/ 1/4" SAE Thread For R134A R12 System

R134A R12 Side Mount Can Tap Valve 1/4'' SAE 1/2'' Thread Refrigerant Dispenser

Self-Sealing R134a A/C Can Tap Tapper Adapter Dispensing Valve CA-HD94

2oz Oil & Dye Injector w/ Backflow Preventer & Quick Coupler for R134A R12 A/C