Sram Red Axs 1x Xplr Dub Wide E1 Threaded Mount Crankset With Power Meter Silver 170 mm / 40t

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)Specifications:- Speeds: 12/13- BB Compatibility: All SRAM Road WIDE DUB BBs- Chainring Size: 42T- Crank arm length: 165mm- Chainline: 47.5mm- BB Spindle Interface