set of machine heads strips for a 12 string guitar These are brand new and can replace old tuning machine sets to get the old guitars back in action again with a few simple steps these are easy to fit and come with new screws too dimensions are = 130mm span across 6 posts to outer edge of post and each post is spaced 25mm apart the flat strip length is 160mm long if holes dont match up exactly the strip can be cut into singles and filed smooth and fitted seperately needing just a few extra screw holes to be drilled in the steel plate to fit this way. plus we are on the web at http://www.toadstoolguitars.co.nz