Mag Bay Working On New Models For 2019 It appears that Mag Bay Yachts are busy working behind the scenes on some new designs. At the end of last year, the new Mag Bay 42 Express was introduced. The company suggested that the 42 Express is expected to launch in 2019, but didn't state a specific time frame. There is also a sportfisher option with tuna tower as well as a hard top according to the configurations list. The design features lines by Michael Peters Yacht Design.