Standard 4+4, for �A� style mandolins. These new mandolin machine heads feature a die cast base. The rigid base is ideal to insure correct gear and worm alignment as it aids in maintaining the centre lines of these critical parts. A wide bearing surface over the worm gives added support and enhances the smooth action on these machines. Screws and bushing provided.
Grover Deluxe Mandolin Machine Heads - Gold