<p>I use it for my Printrbot Plus! The pink circle around the circle in the "p" was caused by a bit of stray filament on the tip for the black filament, so unless you're as a big a noob as I am, you won't have that problem. <br>This is a total hack. All credit goes to <a target="_blank" rel="nofollow" href="http://www.thingiverse.com/barneyj">barneyj</a> for his original design.</p>
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