For the time trailer on a budget or the road rider looking for some extra speed, the Profile Design Legacy II Aerobar is the perfect solution. Profile Design has improved the ergonomics and added hand positions to create a more dynamic clip-on aerobar. Additionally, the armrests feature width adjustment along with rotational adjustment to help dial in the perfect position. The simple yet adjustable design of the Legacy II adds versatility to any road bike. Aluminum construction is lightweight, durable, and strong Venturi armrests feature width adjustment plus rotational adjustment Clamp fits both 31.8mm and 26.0mm diameter bars Fixed, non-adjustable aero extensions Weight: 450 grams