A bicycle includes a frame, a seat, and at least one wheel rim. The rim includes a main body, and a first flange and a second flange extending from the main body for supporting a tire. A ratio of a first flange width to a flange spacing is at least 0.14. A...

A bicycle (10) comprising a frame (25) supported on front and rear wheels (15, 20). A left wheel support (104) includes a left hole (116) and a left slot (118) extending through the left wheel support (104) to cooperatively form a left keyhole (114) throug...