VEXpro Colson Hubs - VEXpro 217-3429, Colson hubs from VEXpro are the quickest and easiest way to integrate a Colson solid-core rubber wheel into a FIRST® Robotics Competition drivetrain.Colson wheels are a common choice for competitive robotics, and these hubs make them simpler than ever to use. Colson dead hubs allow the wheels to be powered by a sprocket, pulley, or gear. The hub features an integrated VersaKey pattern, providing seamless interaction with all VEXpro sprockets, pulleys, and gears.In addition, the hub features a counter-bore, allowing teams to use either flanged or non-flanged bearings. VEXpro 217-3429 Colson Dead Hub