Double Precision MXL Y, Printrbot SImple V2

**This is for the Simple V2 w/o String tension. AFTER 10/23/2013 Printrbot added the string tension device and the mounting locations changed and will not line up with this design.**

If you want high quality parts than this is your ticket. This produces super smooth parts. The maximum speed is limited to about 50mm/sec due to a limitation of the number of steps/sec. the printrboard can output. Not too bad really since the posted limits of the Simple are 60-65. On the up side you can more than