GOTOH SD90 locking 3 x 3 guitar tuners Nickel

• GOTOH SD90-MG-SL-N
• Nickel plated with greenish tuning keys
• 15:1 tuning ratio
• GOTOH Magnum Lock
• Vintage 11/32" headstock bushing holes are required.  Will not fit guitars with screw-in bushings without using conversion bushings(sold separately).
• Includes instructions, bushings, and screws 

GOTOH Magnum Lock is a self-locking system by using string tension. Tuning stability of the Magnum Lock is taken to a next higher level with the introduction of new smaller string holes on 1st, 2nd, and 3rd string posts.