Cannondale Topstone Carbon Lefty Rival/GX AXS Gravel Bike The Cannondale Topstone Carbon Lefty Rival/GX AXS Gravel Bike is the ultimate all-rounder, built for adventure with the versatility to go anywhere, carry everything, and keep going. Its lightweight full carbon frame features Kingpin rear suspension, Proportional Response size-specific construction, and StashPort downtube storage for added practicality. The Lefty Oliver gravel suspension fork delivers precise, smooth, and controlled performance across any surface. A mix of SRAM’s 12-speed wireless electronic Rival AXS and GX AXS components provides a wide-range, single-chainring drivetrain for seamless shifting. Reserve 40|44 GR carbon gravel wheels with DT Swiss 370 hubs and WTB Raddler 44c tyres ensure a fast, durable, and aerodynamic ride. A Cannondale SAVE carbon seatpost and Easton EA70 AX flared handlebars enhance comfort on rough terrain, while the Cannondale Wheel Sensor delivers hyper-accurate speed, distance, and route data, along with service reminders via the Cannondale App.