Critical Cycles Fixed Gear Single Speed Fixie Urban Road Bike Premium Hand-Built Steel Fixed Gear Single-Speed Track Frame with Bar-Spin Clearance, Flat Top Tube, No Toe Overlap, and Horizontal Drop Outs Super Deep-V Double Wall Rims with Flip-Flop Hub and Freewheel and Fixed-Gear Cogs on Wheelset Brand name components such as Neco Headset and Bottom Bracket, Wanda Tires, KMC Chain, Well-Go Pedals, and Pro-Max Brakes, Protek 3-Piece Crank with Lightweight Alloy Chainwheel Availible in Small (49cm), Medium (53cm), and Large (57cm), and More than 10 Color Combinations Includes All the Tools You Need to Build and Maintain Your Own Bicycle