SRAM XX SL Eagle Transmission XS-1299 12 Speed Cassette - Silver C-class The new mechanical Ergopower Super

The new mechanical Ergopower Super Record™ 12x2 Speed Rim Brake controls offer an important new feature: two brake lever positions that allow riders to choose the lever-handlebar distance that is most suited to the size of their hand

3 includes Park Tool's tried and true cam-actuated micro-adjustable clamp design for quick one-handed entry and exit

Only compatible with Quarq DZero DUB and DFour DUB power meter spiders

proving extremely effective in reducing the likelihood of “pinch” or “snake-bite” style flat tires

Reviewers consistently praise the GP5000 for its ride quality

SRAM XX SL Eagle Transmission XS-1299 12 Speed Cassette - Silver C-class The new mechanical Ergopower SuperThe XX SL Eagle Transmission (T Type) Cassette is a major reason why Eagle Transmission offers the best ever inboard and outboard shifting performance under load. Thanks to its full X SYNC design, the harder you pedal, the better it shifts. This is the lightest Eagle cassette in history as well as our most precise and long lasting. Its new gen features a fully machined, hardened steel X Dome architecture for gears 1 9 and an ultra lightweight, all