Kluson KD-3P-NM 3 Per Plate Metal Button Nickel Tuner SetBrand New! Kluson 3 + 3 plate mounted tuning machines that include the Safe T post in nickel plating with metal oval shaped nickel plated buttons. This is a complete set and comes with both left and ride side tuners along with all mounting screws and bushings. Important Specs and Dimensions: total center to center distance of all 3 posts = 2 3 4 in. center to center distance between posts = 1 3 8 in. length of baseplate = 4 1 4 in. Post height = 1 1