[Joshua May]

Just really seconding what has been mentioned previously, the weight is all part of the challenge. It is another design obstacle that you must overcome. In real engineering situations, there will be limitations that FIRST also employs, including suppliers, prices, weight, size, etc.

Originally Posted by Bharat Nain

I don't think I'd like carrying a 140 lb. robot on the field.

OR

have it slip and fall on my feet, or something.

I second that, I've already thrown my back out carrying around the robot as is, 130 lbs. is definitely enough.