About this 3D model

Number 4 of 5 for Gyrobot's Extruder Week.A RichRap Quick-Fit compatible base for my Micro Dual Extruder There are also two 65mm pitched M4 holes to enable it to be base mounted too. Also the bushes in the picture are my printable LM8UU replacements from here (quick plug). http://www.gyrobot.co.ukhttp://www.facebook.com/gyrobotuk