The Flow MK3 is born and bred for control at speed and perfect for technical trails and enduro racing. Laterally stiffer and more durable, the new shape is also wider and lighter than it's predecessor.. The Flow MK3 is born and bred for control at speed and perfect for technical trails and enduro racing. Laterally stiffer and more durable, the new shape is also wider and lighter than it's predecessor.. Bead Socket Technology (BST) secures the bead of the tire creating an air tight seal while allowing the the tire's sidewall to expand to it's true, rounder and more effective profile. The result is better traction and lower rolling resistance WideRight optimized for tires 2.35 - 2.8" wide
