Gotoh String Post Locking Cap for SD90/SD91 MG Magnum Locking Tuners (1.2 mm, A…
£5.55
These will also fit SD91 or any Gotoh tuner with the standard MG automatic Magnum Locking system, they will not fit the double speed MG system on 510 series tuners (and are not used on thumbwheel locking MGT Traditional Magnum Locking tuners).
