This economical road bike is built on a lightweight 6061 Aluminum frame. It features A050 thumb shifters for convenience. It has mount points on the frame for a water bottle cage and it makes an excellent commuter.Full Specs:Frame: 6061 Double Butted AluminumFork: 700c 1 1/8" ThreadlessShifters: A050Speeds: 21Front Derailleur: Rear Derailleur: Crankset: Triple 50/40/30Wheelset: 700c Doubled Walled CNC Alloy Machined Sides, Quick Release SkewersFreewheel: 7 speedTires: 700c x 25cChain: KMCBrakes: Alloy CaliperHeadset: 1 1/8" IntegratedHandlebar: SteelSaddle: Urban comfortSeatpost: Alloy 27.2Bike Weight: 27 lbs. (54cm approx)Bike is shipped factory direct. Assembly & Tuning are Required. Pedal installation can be tricky, please follow included directions closely.