TUSQ nuts, saddles and bridge pins are designed to transfer the right frequencies more efficiently from the string to the guitar body, and has been proven to increase the harmonic sustain of a guitar. come alive with delicate highs and big open lows! 73.66 x 2.36 x 10.16(LxWxH in mm) Note: 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.