Built upon the stability and accuracy of the RED AXS integrated power meter, now providing riders even more options for customization and serviceability at the Force levelPower readings are accurate within +/-1.5% and arenât affected by climate conditions during a rideX-Range gearing technology gives you more range and a smoother gear progression, so youâre always in the right gear46/33T, 48/35T or 50/37T chainring combos available with various crank lengthsPower meter is fully integrated into the chainring for lighter weightDUB bottom bracket adds durability and simplicityMeasures right and left leg power balanceCrisp and accurate front shifts172.5x50/37DUBBLKThread Mount2x12UPC/EAN/GTIN: 710845915796