Description
#309 Grover F Mandolin Tuners
Features
The 309 "Professional" model tuners are the latest
in technology manufactured with the traditional
GroverĀ® quality and craftsmanship. They feature
an adjustable worm gear that provides a smooth,
presise turning action while keeping the gear and
worm centerlines in alignment.
Removable buttons and an 18:1 gear ratio for smooth,
accurate tuning.
The standard model 309F mounts with the string post
below the shaft and turns clockwise.
The "Vintage" model 309FV mounts with the string
post above the shaft and can be found here.
Available in Gold or Nickel finish.