About this 3D model

This is a section of tread for a RC Nerf Tank I'm designing. Sprocket Idler: http://www.thingiverse.com/thing:35909 Smaller Idler: http://www.thingiverse.com/thing:35950 These are being used on my RC Nerf Tank: http://www.thingiverse.com/thing:36305 These were printed on Tiny, my overly large 3d printer. Details and updates on my printer can be found on https://ottersoft.ca/blog