Kluson Vintage 6 in line Tuners for Fender Strat Tele Single Line Nickel KD-6B-NMSpecifications: Gear Ratio= 15: 1 Post to Post spacing= 15 16 in. Bushing size 8. 8mm O. D. x 1 4 in. I. D. Typically used on right handed instruments Please note that Kluson Deluxe Series tuning machines come standard with vintage sized bushings and mounting screws. If you have 10mm pegholes (modern sized) you will need to purchase the proper adapter bushings with 1 4 in. I. D. dimensions. Historical Info: 1956 1964 Fender Telecaster1956 1964 Fender