This is a revised version of the original model. Changes were made to the way the 2 halves are assembled. Now both halves have sturdy plates that join together to prevent the 4 top arms from bending.
V2 makes the plates 2 times as thick.
requires a marble no larger than 14.75mm.
2.66 w x
2.66 d x
1.047 w x
1.047 d x