3/4' Quick Release Connect with Suction Stopping Technology Features: * Unique version of the standard male Quick Connect fitting with their 'suction stopping' technology.  * Sac Valve Threads w/O-Rings * For Auto Ballast Systems *Sold as an Individual Warning [https://productimageserver.com/prop65/6pt.png]WARNING: This product can expose you to chemicals including Diisononyl Phthalate (DINP) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].