Use to convert R12 or R134a Manifold gauge sets to connect to R1234YF Mobile A/C systems. Brass High Side Manual Coupler with M12 fitting Brass Low Side Manual Coupler with M12 fitting 2 fittings...
Brass Low Side Manual Coupler with M12 fitting Color coded Blue for high side. Works on all R1234YF high side fittings on mobile A/C systems Coupler must be in the off position to connect to or...