Website: thingiverse
Author: gianfranco
Price: Free Download
File format: .Stl 3d printable
Description:
based on kind comments, an improved version of gyroscopic keyring : better eyelet and rings, optimized free space among rings.Have a look at other gyro keychains at gyroscopic ” open-work ” keyring collection – at http://www.thingiverse.com/thing:2148303″supergyroscopic relaxing keyring – 8 rings”, at http://www.thingiverse