Kegco Standard Dual Tap Tower Conversion Kit includes everything you need to convert a refrigerator or freezer into a dual tap keg dispenser Kegco two product dual gauge regulator displays both PSI and CO2 volume and features a large, easy-to-use adjustment knob NSF-approved Kegco KT85D-L "D" system keg couplers has a convenient lever handle design and is designed for use with all domestic brand American "D" system Sankey kegs