® X-Flo couplers provide 25% more air to your tool than standard couplers. By reducing internal resistance, more air is provided to you tool, resulting in better tool performance. ® X-Flo couplers are compatible with the associated plug types. ® X-Flo couplers are compatible with the associated plug types. 25% More Flow Push-To-Connect Patented system that allows color-to-color matching of couplers and plugs Dedicate line use and prevent cross contamination Match coupler and plug types