For sale a collectible 20-inch 7-speed mountain bike by General Motors (GM) called the Hummer H20, that is in need of restoration and TLC (tender loving care) and being sold as is, (see photos). It'll definitely need some work on the back frame, (see photo) as there are rust holes on the frame, it may also need new tubes or wheels, and other cosmetic work. If interested in this rarity, you can Benjamin, Texas »