Attaquer Terra Cargo Summer Base Layer - Dirt Size:XS the Ultegra 12-speed cassette is

the Ultegra 12-speed cassette is the perfect upgrade for riders running Shimano Ultegra Di2

a subtle backsweep

weather resistant saddle bag

Versatile Warmth: Ideal for layering under jerseys or jackets

Silent and uninterrupted rear shifting on rough terrain

Attaquer Terra Cargo Summer Base Layer - Dirt Size:XS the Ultegra 12-speed cassette isThis sleeveless, summer weight base layer provides superior moisture wicking and is perfect for year round use. Two large, easy access pockets on the back mean you can still carry all your ride essentials when riding with a baggy top, with two additional side pockets for smaller accessories. Made from a hydrophilic fabric, the base layer provides a layer of separation between your jersey or t shirt and skin, wicking sweat away from your skin and