Tracking your progress on gravel just got easier and more accurate. With our new spider-based power meter and removable Thread Mount chainrings, the RED XPLR AXS power meter is lightweight, reliable in all weather, and accurate within +/-1.5%. With dual-sided power measurement, even your loftiest of gravel training goals are within reach. FEATURES All-new design with removable and replaceable Thread Mount chainrings, available in 38T-46T Power readings are accurate within +/-1.5% and aren’t affected by climate conditions during a ride User replaceable CR2032 battery with 200-hour battery life Measures right and left leg power balance Ultra-light hollow carbon fiber crankarms are 29 g lighter than previous generation DUB bottom bracket adds durability and simplicity Waterproof (IPX7 waterproof to 1 meter for 30 minutes) Available in 160, 165, 167.5, 170, 172.5, and 175 mm lengths SPECIFICATIONS Speeds 12/13 BB Compatibility All SRAM Road WIDE DUB BBs Chainring Size 40T Crank arm length 160mm, 165mm, 167.5mm, 170mm, 172.5mm, 175mm Chainline 47.5mm BB Spindle Interface DUB Chainring material Aluminium Guard No Guard Bolt Circle Diameter (BCD) Thread Mount Crank arm material Carbon Colour (Crank arm) Natural carbon Power meter Yes Power Meter Type Spider