Go anywhere with this highly maneuverable hybrid jogger stroller. With its all wheel suspension, the Summit X3 provides exceptional performance on any terrain. A remote wheel lock on the handlebar allows you to easily shift between swivel and straight wheel.Lace up your running shoes and get moving with this hybrid jogging stroller. The Summit X3 is equipped with air filled rubber tires and all wheel suspension for exceptional performance. Straight dash or casual stroll, the Summit X3 offers a remote wheel lock on the handlebar that lets you switch between swivel mode and a locked position for the front wheel.