When speed across most any terrain is priority number one, look no further than the SES 4.5. Originally designed for the cobbles and crosswinds of Paris-Roubaix to provide an aero benefit with high volume tires, the SES 4.5 was the first of its kind and is now re-designed to deliver more speed in a lighter package. 

• Go fast, everywhere
• 1452-gram wheelset weight (with XDR body)
• Inner Rim Width: 25mm
• Aero optimized tire size: 27mm-28mm
• Minimum labeled tire size: 27mm
• Tubeless Only

This specifications are from the information the brand releases and only apply to stock bicycles, build ups´ specifications will vary according to the components the buyer chooses.