6KU fixie bikes are among the most popular urban, fixed gear and single speed bikes. They are reliable, they look good and they have a great value for money. This 6KU Track model comes with a crowned aluminium frame and smooth welds, with a 48t crankset and a riser handlebarThe wheels have a 30 millimetres profile and have a road bike size of 700C. They are equipped with 700x25C Kenda tyres and with front and rear brakes. It comes with a 16t fixed sprocket on one side and a 16t free (single speed) sprocket on the other side of the wheel, so that you can use the cycling style you wish.This bike has free shipping and is delivered 80% mounted directly from the supplier in a well protected box. You\'ll just have to mount the front wheel, the pedals and the saddle and adjust the handlebar. At the bottom of this page you can see a video where we explain how in some simple steps you can mount those components. The 6KU is definitely a very beautiful bike for a really good price, ideal for training in the velodrome and for participating in urban races such as criteriums.