Aerobar/TT holder for ELEMNT bicycle computer. Our Aerobar/TT holder for Wahoo ELEMNT GPS bike computer is made of lightweight, durable plastic and offers the ideal viewing position during your triathlon or time trial. It fits 22.2 mm aero handlebar extensions. Weight: 0.3 ounces. Works with ELEMNT, ELEMNT BOLT, and ELEMNT MINI (note: BOLT loses its aerodynamic advantage with this mount).