These wheels are suitable for Hybrid Bikes and are only compatible with rim brakes All our wheels are hand trued and fitted with a FREE RIM TAPE prior to dispatch via tracked courier. Wheel Specification: Rim: 700c Alloy hybrid bike Silver rim - 26mm wide, 638mm O/A diameter Spokes: 36 Spindle: Solid axle with wheel nuts Hub: Alloy Threaded Hub Locknut to Locknut: 135mm (approx) Overall Spindle Length: 175mm (approx) Freewheel Specifications: 6 Speed: Shimano MF-TZ20 14-28 tooth (14,16,18,21,24,28) Will fit the following tyre sizes: 700 x 28c 700 x 30c 700 x 32c 700 x 35c 700 x 38c 700 x 40c 700 x 42c 700 x 45c FOR ANY TECHNICAL INFORMATION PLEASE CONTACT US.