Tonepros - TP-HDW-GKB33K-B Set of 6.

Model #GKB33K is designed to provide the classic styling and platform most guitarists are looking for while delivering ultimate performance. 
This tuner model features a 20:1 high precision gear ratio with standard post styling. 
GKB33K is “Drop In” ready for installation on most guitars without modification. 

Gear: 20:1 Performance Ratio

Materials: ZMAC Body, Upgraded Steel Inner Component

Bushing: 10mm

Post Ht: 28mm

Button: Metal “Kidney” Style

Config: 3L + 3R