NinjaFlex tires for 'Gear Bearing'

I really liked the Gear Bearing that emmett released - http://www.thingiverse.com/thing:53451/

I thought it might make a nice set of front wheels on a robot so I printed a pair of the 6 gear bearings and these fancy little ninjaflex tires.

There is a nice fitting axle that should fit the Gear Bearing as well. It worked well for mine.

Printed without supports on my Printrbot Simple Metal in Ninjaflex in .2mm layers. You should lay this model down flat - sorry, just noticed that I hadn'