I want a bike to ride to work and for distance stuff like exercise and whatnot Friend from work has tons of bikes, so I asked him if he was looking to sell any He sent me these pics of a 7 gear: http://i.imgur.com/Ixj39eFl.jpg http://i.imgur.com/987cPxyl.jpg http://i.imgur.com/FzsYEURl.jpg He says h...