Special Straight Handlebar CC4S small flat and sporty All CCxS are made out of Hi-Ten Steel and have a chrome plating. Diameter: 22,2 mm (~0,87 inches) with a clamp diameter (for the stem) of 25,4mm (~1 inch). No Rise, just flat and straight For your boardtracker or Fixie Bike Width: 51,5 cm (~20,27 inches) , Barbore: 2.54 cm (~1 inch)