Grover 409FVCB Professional Mandolin Vintage "F"-Style Machine Head with Black Button - Standard, 4 + 4 - Chrome

General

These Grover 409FVCB tuning machines are specially designed for vintage ‘F’-style mandolins. Thanks to the 4 + 4 design, you have four tuners on the left and four on the right, ensuring a classic look and optimum functionality. Each tuner features an open construction and a specially designed worm gear, ensuring precise and smooth tuning. The chrome finish gives the whole unit a sleek look, whilst the round, black knobs complete the picture. With an 18:1 gear ratio, you can tune with extreme precision. The diameter of the mounting sockets is 8.3 mm and the distance between the shafts is 23 mm. In short, a professional upgrade for any mandolinist who doesn’t want to leave anything to chance.