Wilkinson 700c 8/9 speed shimano hub and mach 1 omega rim. Omega mach 1 rims with machined braking surfaces. For clincher (standard road tyres). Smooth rolling shimano sealed hubs. Shimano 7/8/9 speed rear hub cassette body. Rim measures width 20 mm depth 23 mm. Shimano quick release levers. Front and rear wheels feature 32 spokes laced 3 cross. 130 Mm rear hub compatible with 7-8-9-10 speed shimano sprockets. 100 mm front hub.