Profile Design 43 ASC Carbon Aerobar Extensions - Carbon 400mm Black CheckoutSpec= Red Label Length (mm) 40 Material Aluminum

Length (mm) 40 Material Aluminum Defined Color Blue Valve Core Removable Valve Presta Short 32-40mm

For use with RED XPLR 1x 13-speed rear derailleurs

Compound: 60a

Misc USB ANT+ Stick

Profile Design 43 ASC Carbon Aerobar Extensions - Carbon 400mm Black CheckoutSpec= Red Label Length (mm) 40 Material AluminumProfile Design 43 ASC Carbon Aerobar Extensions Carbon 400mm Black. The 43 ASC Aerobar Extensions are intended to optimize the aerodynamics of your existing bars but pairs exceptionally well with either the Race+ or Ergo+ armrest. Giving you the ideal supportive position which again will help you be relaxed while riding and the key to speed is relaxation. The fit by the wrist area is designed to smooth airflow over the arm and to increase contact area