This is the Wilkinson 700c 8/9 Speed Shimano 2200 Hub/ Mach CFC Wheelset. A high quality wheelset from Wilkinson. They have teamed Shimano's 2200 Hub with the Mach CFX Rim to produce a durable, reliable, easy rolling wheelset. Featruing a 8/9 speed rear cassette body. A great upgrade to your bike. For use with rim brakes. All of Wilkinson's wheels are built to a very high standard, using high quality components, expertly assembled by our dedicated & experienced staff in their own factory based in the West Midlands. Wilkinson Wheels has been assembling bicycle wheels for over 30 years which has lead to a level of knowledge in the industry that is almost unprecedented.