Kegco KC LHC-961 Premium Single Gauge Kegerator Beer Regulator, Brass T-Style adjustment valve can be adjusted by hand, eliminating the need for a screwdriver Rubber gauge protector helps protect gauge Permanent nylon seal on inlet nipple helps eliminate a source of leaks Hose barb end designed for use with 5/16" I.D. pressure tubing All regulators are pressure tested to assure in-field reliability