About this 3D model

This is a Geared Peristaltic pump, designed for 3D printers to enable them to extrude various materials for building objects. It's a work in progress, updates will follow, but the basic principle is up-and-running. This Pump is designed to fit my Quick-Fit X Carriage - http://www.thingiverse.com/thing:19590 6-Jan-2013 - Uploaded Sketchup files