High Side Snap R-134a Coupler A/C Quick Disconnect Adapter

(No reviews yet) Write a Review

1/4" fitting to connect to R12 gauges
Converts R12 manifold gauge set to 134a gauge set
Attach to red hose on manifold on high pressure side
Snap coupler down to read pressure.
If coupler does not fit on fitting, you are connecting it to the low side fitting.  
This fitting will only fit on the high side R134a fitting