I own a few guitars with trem systems i give trem systems a work outso anywhere there is friction it it critical to reduce or eliminate it in order for your trem system to return to zero in tune for tuning or binding issues related to the nut area of the guitar i highly recommend the tusq xl nut great upgrade i needed this nut for a left handed sx tele thinline and not only did it have barely any string grooves like the rest of the critical revie