Ultra Mega Set
Ultra Mega Set
from 634.99
This set includes all the models we have available, 2D and 3D: Pin-Tumbler Lock, Radial Engine, Two-Eccentrics Steam Engine, Folded Steam Engine, Right-Angle Steam Engine, Piston and Flywheel, Combination Lock, Radial Engine Car, Rack-and-Pinion Steering, Differential, Transmission, and Transaxle.
It also includes four of the Electric Motor Add-on kits so you can electrify the four kits for which that is possible.
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