Sole Bicycles Fixed Gear and Single Speed, Urban Road Bike with Flip Flop Hub 49cm Fits Riders 5'2 - 5'4, 52cm Fits Riders 5'4 - 5'8, 55cm fits Riders 5'8-6'0, 59cm fits Riders 6'0+ Flip / Flop Hub - Easily Change Your Riding Style Between Fixed Gear or Single Speed Durable, High Performance Hi-Tensile Steel Frame & Fork - Machine Tig-Welded Machined Deep Dish 50mm Rims, Radius Front Brake for Prime Stopping Power Superior Frame Geometry, and Large Profile Hubs Create a Insanely Smooth Ride