Motor (N20) Bracket & Cogs for Custom Robot Wheels
The motor bracket is designed to hold 2x N20 motors, with wheels slightly offset to allow gear reduction options.
I most recently used these parts for a robotics summer camp with Science Oxford, Robocamp 2019.
You can view the Instructables relevant to this camp here: https://www.instructables.com/member/ScienceOxford/instructables/