SMC KQ2R04-06 plug-in straight reducer / converter 6mm - 4mm quick fitting connector

Quick connector / one touch fitting / push in fitting / quick fitting or what ever you may use to address this vital piece of tubing connector. This connector can be used with air or water. Combine these and some other connectors as needed to make your pneumatic system come alive and fully functional.

KQ2-series one-touch fittings from SMC are compared to SMC's older KQ1 series the main differences are as following:

• KQ2-series release collar releases both the chuck and collet to provide a low disconnection force for easy removal of the tubing.
• KQ2-series requires about 30% less release button push down force to unlock the tube connection in connector.
• KQ2-series body color is white and release button is light grey.