Kluson Guitar Tuning Machines - 6 on a plate - Right Side - Nickel - SD91PLN-R This would be the proper set for a left-handed instrument or the Treble side strip on a right-handed 12-string instrument just like the originals but with the improved 15:1 ratio. For 12-string guitars (or left-handed instruments), please see part # "SD91PLN-R") These are real Kluson replacement machines and NOT copies. "Kluson Deluxe" is stamped onto the metal case in a single line down the center. Also comes complete with bushings and mounting screws. Color: Nickel Post to Post Spacing: 15/16 in.; E to E Spacing: 4-9/16 in; Length of baseplate: 5-7/8 in.; Post height: 1-1/16 in.