Printrbot Simple x-axis tensioner

This component is an addon to the set of excelent bed height adjustment components produced by JohnSL (http://www.thingiverse.com/thing:103519). It replaces one of the bed clips in the top right position and adds an x-axis spectra cord tensioner. This means you don't have to dismantle your bed every time the cord gets slack and the x-axis starts slipping.

Note: you must print this with support material enabled, and remember to remove it when finished, particularly from the center of the tens