The Specialized Carbon Aerobar with Aerostem provides the ultimate aerodynamic system.

• Carbon Aerobar & Aerostem integration & adjustability to fit any bike w/ a 1-1/8 steerer
• Adjustable, aerodynamic 17-degree stem offers 60mm or 90mm reach; clamps to 1-1/8 steerers
• Full-carbon base bar w/ 4:1 aero cross section is light and stiff; 410mm width & 90mm reach
• 40-deg carbon ski-tip extensions offer 10mm of lateral jog for a wide range of arm widths
• Extension clamps for standard 22.2mm outer diameter extension, angled up or down 15 degrees
• Included fit kit allows for up to 45mm of height adjustment for the extension riser stack
• Base bar and extensions designed with internal cable routing for mechanical and Di2 systems