Golden Gate M-128 Engraved A-model Mandolin Tuners - 2 planks (4+4) - Gold Two modern standard gear A-style mandolin 4-on-a-plank tuners offer exceptional tuning stability Precise 14:1 ratio with hardened steel worm gear ensures years of accurate intonation and tuning stability Triple gold plated gear plate shaped and engraved with elegant Byzantine style motif Small oval-shaped removable ivoroid buttons look great and are comfortable to hold To learn more, please see our Product Description below