Push to Connect Tube Fitting - Nylon Plastic - Straight Adapter - 4mm Tube OD x 1/8"" NPT Male

ALSO KNOWN AS ONE TOUCH FITTINGS THESE TUBE FITTINGS ARE DESIGNED TO SLIDE INTO THE FITTING WITH AN INTERNAL GRASPING RING HOLDING IT IN PLACE. INTENDED FOR LOW PRESSURE APPLICATIONS AND FOR USE WITH PLASTIC AND SOFT METAL TUBING.