• Engineered exclusively for the D-shaped OverDrive Aero steerer
tube of the Propel and EnviLiv
• Integrated aero silhouette from the stem cap to the spacers to
the head tube
• Closed and rounded face plate works seamlessly with the
all-new Contact Aero SLR and SL handlebar for maximum aero
advantage
• Refined shaping and application of ultra-light aluminum means
total control at a low weight
• Simplified cable management hides all the cables inside and
beneath the stem for optimized aerodynamics and a clean look
• -10° angle