Pre War Gibson TB11 to TB3 5 string conversion Parts Banjo. Includes Superior Hardshell Case. CALL TODAY 404-372-5482. ON HOLD FREE USA SHIPPING Pre War Gibson TB11 to TB3 5 string conversion Parts Banjo This is a really cool TB11 Banjo that has been reskinned with a mahogany resonator and converted to a 5 string. [...]