Effortlessly connect pneumatic tubing of different diameters with our reliable Pneumatic Reducing Union Straight Fitting. This essential component allows for a smooth, in-line transition between varying tube sizes, simplifying your air circuit design and expansion. Featuring a secure push-to-connect mechanism on both ends, it ensures fast, leak-free installations without the need for additional tools. Ideal for adapting existing pneumatic lines or building complex systems where different flow requirements are present. Streamline your connections and optimize your air flow.