Hand Prayer Wheel (Diameter 9cm)

After the previous "Prayer wheel (With frame)" , i designed the new prayer wheel. This time not just a decoration lain on table, you can revolve it as a Tibetan.
It has two version. This one is the bigger (Diameter 9cm). And the other is the smaller one (Diameter 5cm).
Here are the links:
Prayer wheel (With frame) : https://www.thingiverse.com/thing:2328599
The smaller one (Diameter 5cm) : https://www.thingiverse.com/thing:2451761

PS. Need two R188 peilins