This is a simple and compact 90° stepper that can be used to operate a sequential gearbox. It shows two useful concepts: 1) How the movement of a shift lever can be amplified with knob gears and 2) How a shift axle can be easily limited to 90° orientations.


Name Compact 90° stepper
Designer Didumos
Designed 2016
Parts 60
Theme Technic
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This MOC also has a LEGO Digital Designer file available: 3D Model