Roseland was a JB Jr. then changed to a black full size JB with a white guard. This guitar also had a Nashville style TOM bridge on it, as opposed to the ABR style that wast used on the Sonic Blue Mustangs, and Jagstang. Sky stang 1(Sonic Blue) white Jb, Sky Stang 2 and 3, black JB. All of the Mustangs and Jagstang had the vibrato springs removed, tailpiece reversed, and locked down to the bridge plate.