Bumped Tube O-Ring Female Swivel W/R134a

Bumped Tube O-Ring Female Swivel W/R134a Service Port, 757 'E' Series Used with R134a and R12 applications. Ideal for heavy duty truck use as well as industrial and automotive applications. Wide selection of hose ends which include the flareless ends, allowing use of existing tubing. Steel hose ends handle heavy duty demands.