Profile Design Subsonic Race AerobarThis high-quality clip-on bar is ideal for riders who want to achieve a lower rider position than what's currently possible on your current aerobars. Unlike other low stack bars, this brilliant version allows you to customise its stack height, so you aren't limited to just one armpad height. This makes it specifically tailored towards riders who intend to ride low and narrow while punching the smallest possible hole through the wind. Adjustable Aerobar Ready for racing, this tough component allows you to choose from up to 80 distinct riding positions just by moving its armrests. When combined with the risers it offers 1200 possible configurations for excellent versatility as you blast towards the podium.Features: Use: Road Angle: 35 degrees Rise: 80mm Type: Clip-on Extension Length: 350mm Width: 142-272mm Adjustment: Shaft bolt adjustmentWeight: 638g (approx)Buy Profile Design Components from Chain Reaction Cycles, the World's Largest Online Bike Store.