Ultegra CS-R8100 Cassette Bontrager tire Take sleek to a new

Take sleek to a new level - the ingenious RidgeLine Towers integrate with flush-mount factory side rails so you can build a real rack that carries more

they’re comfortable and odor-resistant

ENHANCED GRIP

For nearly three decades

Ultegra CS-R8100 Cassette Bontrager tire Take sleek to a newShimano Ultegra CS R8100 Cassette 12 Speed, 11 30t The uninterrupted shifting experience of the Shimano Ultegra CS R8100 12 speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12 speed freehub bodies. Shimano HYPERGLIDE+ technology is integrated to provide seamless shifts both up and down the