Genuine Grover Mandolin Pro Vintage F-Style Nickel 4+4 set

These new, professional model mandolin machine heads are the latest in technology. A specially designed, adjustable worm gear along with the die cast base maintains the center lines of the gear and worm to insure correct alignment for the finest tuning possible. The worm to gear ratio is 18:1. Available in A, F, and F Vintage styles. Screws and bushing provided.

The 409 Series professional mandolin machine heads are the latest in technology and beautifully designed to complement any style mandolin. A specially engineered, adjustable worm gear and die-cast plate maintain the center lines of the gear and worm to insure correct alignment for the finest tuning possible. Vintage style “worm under gear” configuration. The Vintage style tuners have a reversed “worm under” arrangement (worm gear below the post gear) for vintage or retro instruments using that configuration.

• Open gears in vintage “worm under” configuration
• Die-cast plate
• Bell-top button screw for vintage look
• 18:1 gear ratio
• 25/64” post hole
• Post length to hole: 15.1mm
• Overall post length: 30.3mm
• Weight per pc/per set: 2.2oz/4.4oz
• Max. string gauge: .074”
• Hardware included (screws)

All Grover Machine heads carry a lifetime warranty from the manufacturer.

Buy with confidence from SportHiTech, an authorized Grover Dealer. All products are factory fresh and in original retail packaging.