Gotoh   machine heads for guitar, 3x left+3x right, ratio 1:15, keystone button, nickel

Gotoh   machine heads for guitar, 3x left+3x right, ratio 1:15, keystone button, gold

Gotoh Master Relic Collection   machine heads for guitar, 3x left+3x right, ratio 1:15, aged keystone button, aged nickel

Gotoh   machine heads for guitar, 3x left+3x right, ratio 1:15, magnum lock, keystone button, nickel

Gotoh   machine heads for guitar, 3x left+3x right, ratio 1:15, magnum lock, keystone button, gold

Gotoh   locking machine heads for guitar, 3x left+3x right, ratio 1:15, bean button, nickel