700c, 27-Inch & 650c

The SES 2.3 is purpose-built for the mountains. Ultra-light, respectfully aerodynamic, and optimized for tubeless tires, the SES 2.3 raises the bar for performance through hilly and mountainous terrain. - Carbon fiber consctruction using continuously running fibers throughout the rim, tapering laminates, and removing excess material - 28mm front and 32mm rear rim depths provide crosswind stability and flatland aerodynamic efficiency to descend confidently and carry speed in the flat valleys between climbs - Hookless bead tubeless technology reduces weight, improves comfort, maintains strength, and ensures an exacting rim bead seat - Premium Road Hubs bring efficiency, longevity, and simplicity: Cold-forged and machined 6061 alloy for durable lightweight performance - Tubeless and disc brake only

- 45mm deep aerodynamic carbon disc brake wheelset - Wind Tunnel Optimized rim profile, aerodynamic aluminum hubs, and USB ceramic bearings for optimal performance in all conditions - 2-Way Fit tubeless-ready rims with 19mm internal width, optimized for use with wider tires - G3 spoke lacing front and rear for maximum power transfer and braking performance - Black-on-black Dark Label graphics - Only 1520g per pair

- Lightweight 33mm deep aerodynamic carbon disc brake wheelset - Wind Tunnel Optimized rim profile, aerodynamic aluminum hubs and USB ceramic bearings for optimal performance in all conditions - 2-Way Fit tubeless-ready rims with 19mm internal width, optimized for use with wider tires - G3 spoke lacing front and rear for maximum power transfer and braking performance - Black-on-black Dark Label graphics - Only 1485g per pair