Description
The Grover Professional mandolin Vintage F Style 409 series black button tuning machines offer precision tuning for your mandolin. With an 18:1 gear ratio and adjustable open gears in modern "worm over" configurations, these vintage-style tuners provide smooth, accurate tuning for any mandolinist. The die-cast mounting plate and bell-top button screws give these tuners a classic look while sturdy construction ensures reliability gig after gig.

1. Your order is usually shipped out within 24-48 hours after your payment is received.
2. The tracking number of your parcel will be sent to you after your order is despatched. You may use the tracking number to check the status of your order online.
3. The shipping fee will be auto-added in the grand total when you send payment.