Topring 40-981 1/4" x 1/8 (M) NPT Topfit Check valves - male connector

Quick connect design : Saves over 75% of assembly time of standard compression fittings. One-piece fitting means reduced assembly time
Compact design : Allows fittings to be closely mounted
Optimum flow : No part of the fitting goes inside the tubing unrestricted tube I.D. allows for maximum airflow
Quick and easy connection : Wide release collar allows fast and trouble-free tubing removal
Instantaneous connection/disconnection : Designed for fast assembly, disassembly and reassembly without tools
Fully reusable : Designed for multiple connections and disconnections with leak-free operation and solid tubing gripping
Tubing size identification : Tubing diameter marked on release ring
Corrosion resistant threaded fittings : All threaded fittings are made of Nickel plated Brass resistant to corrosion