Gibson Mastertone RB-3 conversion FON 8279-8

Originally a 1926 ball bearing TB-3, has the MASTERTONE decal in the rim, ball bearing parts removed and the holes on rop of the rim plugged, rim turned for a "fat boy" one piece flange, and a Price tone ring fitted. Tuners are high grade Czech copies of prewar Grover pancakes, much super to the originals in fit and function.