<http://schema.org/description>
"Extend the range of your bass with the ultralite Xtender Key! 3/8 model (diameter of stringpost) is designed to fit 9/16 headstock holes. This Xtender can be upgraded to include a Double Stop lever."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bestbassgear.com/hipshot-bass-xtender-he6c-3-8-black-treble-side.htm>