Beechcraft 55 Twin Baron Faltbares Behltersystem Ecopack 1612 L faltbarer Groladungstrger 3. Beechcraft 55 Twin Bonanza airplane model. With the wonderful control harmony that is the hallmark of the Bonanza line, the Beech Baron 58 is considered a classic light twin. The Baron 58 is a spiffed up version of a time tested favorite made modern by its new Continental Special engines. The Baron combines the attractiveness of Beechcraft design with the reliability of twin engines, resulting in a gorgeous workhorse of an aircraft. Scale: 1 32. Wingspan 14 1 2 inches, Length 11 1 2 inches.