NEW Gotoh SD510-SL MG LOCKING Tuning Keys Set Keystone w/ C-A-R-D - 3x3 - NICKEL These will fit Gotoh SD90

These will fit Gotoh SD90 & SD91 standard and MGT (locking with thumb wheel) tuners

Are you spending half your time tuning and the other half playing out of tune

or try a 250k pot to sweeten and soften the tone for smoother styles

the number of coil windings are controlled with utmost care

Increase clarity

NEW Gotoh SD510-SL MG LOCKING Tuning Keys Set Keystone w/ C-A-R-D - 3x3 - NICKEL These will fit Gotoh SD90Kluson type machine heads are criticized for not having the same smooth performance, efficiency and durability that sealed gear tuners have. The SD510 series solves these problems by combining Rock solid technology and the post collar or: self center guide, found on enclosed gears in the base plate of the gear allowing the post to perfectly align itself with the bushing which attaches the gear to the headstock. The SD510 series uses a torque balancer