DOT approved push-to-connect PTC/PIF fittings|Simple tube connection and disconnection - no tools required|Fewer component parts - Internally machined form in body to secure collet reduces number of potential leak paths|Corrosion resistant|Easy identification - All collets marked with tube size|Total fittings system solution|Reduced assembly & maintenance times provide time/labor savings|Greater reliability and reduced testing|Ease of tube insertion in areas of restricted access