Set of 6 Gotoh SG381-07 '3 a Side' MGT Magnum Lock Traditional Tuning Keys with  Ex-Long Posts. 

Specs

- Ex-Long Posts - Fits up to 17mm maximum headstock thickness.
- Non Staggered Height Posts. All tuner posts are 21.5mm height from base to centre of the string hole through the post.
- 3 a Side (3L,3R)
- Traditional Thumbwheel Style Magnum Lock Mechanism.
- 16:1 Ratio.
- Gotoh '07' Style Button.
- Includes Screw in Bushings, Washers and fixing screws.
- Requires 10mm (13/32") diameter hole. 
- Chrome Finish.