This 4-piece fluid line stopper kit plugs lines from 3/16 to ½" (12.7 mm) to prevent leaks and contamination during service. Each spring-loaded stopper installs in seconds for use on brake, transmission, A/C, and fuel lines. The universal design also accommodates banjo fittings up to ½" (12.7 mm) to maintain a clean workspace during repairs.

This 4-piece fluid line stopper kit plugs lines from 3/16 to ½" (12.7 mm) to prevent leaks and contamination during service. Each spring-loaded stopper installs in seconds for use on brake, transmission, A/C, and fuel lines. The universal design also accommodates banjo fittings up to ½" (12.7 mm) to maintain a clean workspace during repairs.