1/4" NPT Exhaust Muffler Package Type:Box of 25 Semi trailer air brake testing

Semi trailer air brake testing tool has a glad hand coupler for quick connection of air lines

B style cam and groove couplers offer a maximum of 150 PSI and are perfect for industrial

or change to the 10" dual foot chuck to reach into duallies and other tight areas

but both will function the same with G-style couplers

1/4" NPT Exhaust Muffler Package Type:Box of 25 Semi trailer air brake testing1 4" NPT exhaust mufflers are perfect for reducing pneumatic noise levels in the work environment. Muffler filters use a porous sintered bronze, bonded to a copper plated steel pipe threaded fitting. 40 micron filters diffuse air and muffle noise from exhaust ports of air tools, cylinders and valves to an acceptable OSHA noise requirement. Pneumatic exhaust mufflers have a Maximum air flow of 20 SCFM at 100 PSI, or an overall Maximum operating