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KMC X12 chains feature a double X bridge shape for fast and smooth shifting. - Compatible with SRAM 12-speed systems - Double X bridge shape with inner and outer plate chamfering for smooth and fast shifting - Mushroom riveted pins for the highest pin power and allows shifting under heavy loads - 1/2 x 11/128 - 126 Links

High-performance XC MTB racing shoe with advanced fit and pedaling technologies. FEATURES - Integrated seamless midsole and upper construction set a new level of fit, stability and lightweight performance. - Off-set center flap mounted BOA L6 dial creates a sleeker profile with quick adjustments. - Surround wrapping upper structure reduces overlap and provides a glove-like fit. - Rubber XC racing pattern outsole promotes stable pedal engagement and secure walking grip. - Low stack height midsole stabilizes foot and maximizes power transfer efficiency. - Perforated synthetic leather composite upper enables superior fit and breathability. - Lightweight glass fiber reinforced nylon sole for power transfer.

Know what's coming. Ride with extra confidence with Trek CarBack Radar Rear Light. CarBack's radar helps detect rear-approaching vehicles from up to 240m and provides audio and visual alerts through paired GPS head units for increased on-bike awareness. Built with integrated best-in-class Daytime Running Lights that are visible from up to 2km away, CarBack is a must-have for every cyclist riding on shared roads. - CarBack can detect and alert riders of rear-approaching vehicles from up to 240m away - Compatible with most cycling GPS computers - Pair CarBack with the Trek Accessory app to see a vehicle's rear-approaching and passing distance on your smartphone - Designed with focus, flash, and range to be Daytime-visible from up to 2km away - Four light flash modes: Day Flash 90LM, Day Steady 25LM, Night Steady 5LM, and Night Flash 5 LM - Visible fuel gauge LEDs make it easy to see CarBack's 7+ hour battery status - IPX7 waterproof rating to confidently ride through wet conditions - Includes Quick Connect Plus rear mount and USB-C charging cable