Uniweld's Fast-Flo Hose Set is comprised of a 3/8" charging and vacuum hose with full flow ball valve shutoff, plus (2) 3/8" x 1/4" tank adaptors that produce more than 3 times faster vacuum than a standard 1/4" hose, a red EZ-Turn hose and a blue EZ Turn hose with an EZ Access “T” Fitting™ for micron gauge connection.