4.9
Intermediate
Intermediate

Difficulty

5-6
5-6

Hours

230mm x 180mm x 110mm
230mm x 180mm x 110mm

Assembled Size

Gear Transmission Mechanism
Gear Transmission Mechanism

Features

5.0
NEW
4.7
Advanced
Advanced

Difficulty

6-12
6-12

Hours

14+
14+

Recommended Age

Intermediate
Intermediate

Difficulty

300+
300+

Pieces

5-6
5-6

Hours

14+
14+

Recommended Age

5.0