700c 54cm Steel Track Fixed Gear Bike Fixie Single Speed Road Bicycle Frame:Steel 3 Pcs Crank, 50.8x28.6x50.8mm, Tig, Head Tube: 30x120mm Tire:26" X 1.95" Rear Derailleur:RD:TZ-50 6S (Shimano) Brake Levers:3 Finger Type Derailleur Shift:Right: SL-RS35-6R 6S Index Left: Nil (Shimano);Freewheel:1/2"X 3/32"X 14 - 28T, 6 Piece Index (Shimano)