Direct Drop-in locking and adjustable stagger mini Schaller style machine heads with threaded bushings for 10mm (13/32") diameter peg holes. Please see below for precise measurements. This set utilizes Gotoh's unique Patented H.A.P.M. (Height Adjustable Post with Magnum Lock) which allows you to adjust the stagger of each post and lock the strings. Perfect for Strat style guitars with tremolos. No need for a string tree either. Extremely high quality and precision made for those who demand nothing but the best for their guitars without breaking the bank. You simply can't beat Gotoh quality for the money.
1:15 Gear Ratio 6 In Line Shaft width at base of tuner: .390 Shaft width at top of tuner: .380 Bushing collar width: .300