650B Wheels - Cannonball 47mm Upgrade
650B Wheels - Cannonball 47mm Upgrade, Upgrade to roll: 650b (27.5") sealed bearing wheel set, with upgraded tires. The 47c Cannonball was designed to be a first-choice gravel racing tire - Dirty Kanza, Trans Iowa, Land Runa | it's conquered them all. The directional, tight-knit center tread efficiently decreases rolling resistance while the side knobs increase cornering traction. The center tread's diamond pattern is optimized specifically for gravel riding and sheds dirt and gravel debris.