Graph Tech TUSQ Model 6060-00 Nut Slotted L43.94mm (Select Material) The 6060-00 is the perfect option to replace and upgrade the nut on your Epiphone guitar made before 2014. It is also a great option for many other common acoustic and electric guitars. It comes pre-slotted to make for a quick and easy install. You can also check out the model 6061-00 is a little taller for Epiphones 2014 and newer. Measure Length Thickness Height Str.Sp inches 1.73” 0.243” 0.357” 1.344” mm 43.94 6.16 9.08 34.14 Graph Tech TUSQ Model 6000-00 Nut Slotted L44.07mm (Select Material)The 6000-00 is a great option to upgrade the nut on your Gibson-style electric guitar. It is pre-slotted for a quick and simple installation. Measure Length Thickness Height Str.Sp inches 1.735” 0.196” 0.329” 1.425” mm 44.07 4.98 8.36 36.2 Graph Tech TUSQ Model 5000-00 Nut Slotted Flat or Curved Bottom R9.5 L42.85mm (Select Material) The 5000-00 is a perfect option to replace and upgrade the nut in almost all Fender-style electric guitars. It will work in both a flat bottom or curved bottom nut slot due to its ingenious design, sand off the tab for a curved bottom. It is pre-slotted to make for a quick and easy install. 9.5" Radius. PQL-5000-AG - nut has an "aged" look to match the vintage look of your guitar. Measure Length Thickness Height Str.Sp inches 1.687” 0.128” 0.198” 1.39” mm 42.85 3.25 5.03 35.31