Get perfect bass strings every time by measuring from the ball-end to nut and NOT the scale length. * Scale length is calculated by measuring from the inside edge of the top nut to the centre of the 12th fret and multiplying this by two. Or, for a rough idea measuring from the nut to the bridge. * Speaking length is the distance from the top of the bridge saddle(s) to the inside of the top nut of the instrument. This will almost always be slightly longer than scale length. * Ball-to-nut is the d