TUSQ® Nut Slotted Classical, Designed with Spanish luthier Manuel Rodriguez Jr. Features:nut for classical guitarmanufactured from TUSQslottedflat bottomconsistent qualityincreased harmonic contentivory whitespacing E to e 43.10 mm / 1 11/16"dimensions (L x W x H) 52.83 mm x 5.97 mm x 9.45 mm / 2 3/32" x 1/4" x 3/8"10 piecesNote: All Graph Tech nuts and saddles are slightly long and wide to ensure extra room to achieve a perfect fit for your guitar. This extra material can easily be removed with fine grit sandpaper.