My all Lego Lightweight Sumo. Brute fits within a 15cm square at start time
and weighs just under a kilogram. The coolest thing about Brute is the use
of pneumatics to operate the forklift at the front.
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I needed to reduce the weight of my Lego Mini Sumo, so I decided to modify
my RCX to work from one or two 9 volt batteries rather than 6 AA cells.
This reduced the weight considerably.
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