Grover 409CB Professional Mandolin Standard "A"-Style Machine Heads with Black Button - Standard, 4 + 4 - Chrome

General

The Grover 409CB Professional Tuning Machines are an excellent choice for anyone looking to take their mandolin to the next level. Specially developed for standard ‘A’-style mandolins, this set comprises eight tuning machines – four for the left and four for the right – in a handy 4-in-a-row configuration. Thanks to the open construction and the specially designed worm gear mechanism, you can always tune your mandolin smoothly and accurately. The tuners have a gear ratio of 18:1, allowing for very precise fine-tuning. With a shaft spacing of 23 mm and a mounting sleeve of 8.3 mm, they fit most standard mandolins. The black plastic knobs and the attractive chrome finish give your instrument a professional look.