Missile J-Bend ExtensionsThe PRO Missile J Bend High Extensions provide a time trial position for less flexible riders by creating an elevated point for the hands. Designed to provide you with a better sports bicycle experience the PRO Missile J Bend High Extensions are ideal for less flexible triathletes and time trial riders. They allow for a higher hand position, up on the elevated J bends of the extensions, creating the ideal bike fit for riders who struggle to produce