Note：the drawing does not represent the real object, just show the parameters of the gear

 M0.25 26T plastic gear, sliding fit 1.0mm shaft, outside gear diameter 1.5mm, weight 0.06g.

The back

Object,

3 views

Two holes, 1.1 mm in the middle and 0.95 mm in the side. Show with 1.0 shafts

Weight about 0.06g