Quotes (0) FMSI > Air Conditioning System > Service > Sealing Washers, Gaskets, Service Ports & Caps > R134a/R1234yf Gauge Sets, Replacement Hoses, Adapters & Service Couplers > Item # MT0440 FMSIFMSI Air Conditioning SystemAir Conditioning System ServiceService Sealing Washers, Gaskets, Service Ports & CapsSealing Washers, Gaskets, Service Ports & Caps R134a/R1234yf Gauge Sets, Replacement Hoses, Adapters & Service CouplersR134a/R1234yf Gauge Sets, Replacement Hoses, Adapters & Service Couplers Item # MT0440 Item # MT0440, R134a Low Side Quick Coupler MT0440R134a Low Side Quick Coupler Request Information Email This Page Download PDF Download PDF Printable Page Close Window Unit of Measure Imperial Metric Both Specifications Size N/A 14mm x 1.5