Ultegra CS-R8100 Cassette Size:Icsr810012134 The new Gea is our

The new Gea is our gold-standard touring boots

SHADOW design with optimized slant angle

Raglan Sleeve Construction: Raglan shoulder seams allow freedom of movement

The ultralight feel and innovative protection of Koroyd® in strategic

WTB Pure Saddle

Ultegra CS-R8100 Cassette Size:Icsr810012134 The new Gea is ourShimano 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