About this 3D model

Edited the chain ends so they fit the Reprap i3 box frame for the x axis. The frame side was left open on the bottom for easy access on the extruder side i fit in a small bearing that i got out of an old hard drive ... Hey if you like the idea a donation would be greatly appreciated !!!! (: https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=TJXSA4CZ8R4QQ&lc=IL&item_name=Wave%20Tech¤cy_code=USD&bn=PP%2dDonationsBF%3abtn_donate_SM%2egif%3aNonHosted