Low Side Manual Service Coupler For R-134A

Field service couplers connect to our special enviro-guard hoses to allow access to service ports on automotive r-134a a/c systemsthe quick connect design has an integral safety sleeve which protects against injury and refrigerant loss if the coupler is disconnected under pressurethe compact design easily fits into tight quarters, which is especially handy for retrofits allows access to service ports on automotive r-134a a/c systems. six-ball coupler to provide a more stable grip on the fittingr-134a side service coupler compact design. automotive use. six-ball coupler to provide a more stable grip on the fitting. blue.