EASY INSTALL: Counterclockwise switch round knob to retract internal pin. Screw the can tap dispenser on R134a can opening and hook it to R134a charging hose parts. Clockwise switch round knob until the pin punctures sweet spot of bottle opening.
R134A Can Tap Valve Self-Sealing & Puncture Style With Adapter A/C Maintenance
R134A Can Tap Valve Self-Sealing & Puncture Style With Adapter A/C High Quality
R134A Can Tap Valve Self-Sealing & Puncture Style With Tank Adapter A/C Repair
R134A Can Tap Valve Self-Sealing & Puncture Style With Adapter A/C New Part
R134A Can Tap Valve Self-Sealing & Puncture Style With Adapter A/C Repair Part