Gotoh's SD91 line of tuners are among their most popular. They are made in the style of vintage Klusons found on old Fenders. They are made to exacting specifications to ensure an exceptional tuning stability. They are precision engineered in Gotoh's Japan factory using premium materials. Gotoh has established a reputation as one of the largest and most loved hardware manufacturers in the guitar industry for good reason.
The SD91 MGT machine heads are designed for 6 in line headstocks with Gotoh's Magnum Lock mechanism. They have 1:15 turning ratios and come with the necessary mounting hardware.
Dimensions can be found in the final product picture.