If you had a Green Machine tricycle as a youngster in the 1970s, then you were automatically the coolest kid on the block.
You may be all grown up now, but you can still make your friends green with envy with the Lean Mean Green Machine for adults.
The $75,000 trike is 9 feet long and features a 45-inch diameter front wheel. Hammacher Schlemmer (who else would sell such a thing) claims it as the world's largest front motorcycle wheel. The back wheels look they came off of a race car.… Read more