Ball Lock Tapping Head to 2 Inch Tri-Clover (Commercial Keg Adaptor)This assembly includes: Ball Lock Post Lid 2 inch tri clover clamp 60cm silicone dip tube Red 2. 5bar pressure relief valve (These are also interchangeable with various other standard cornelius PRVs. Special single sided bead seal (EPDM) may be clear or black. (NOTE: Keg is not included) From Kegland: Most commercial kegs will use a traditional type keg spear. These keg spears have been designed for commercial use and will use larger and high flow