Measure your power data more accurately than ever with the new SRAM Force AXS power meter. SRAM has built on the stability and accuracy of the integrated SRAM RED AXS power meter, offering riders even more options for customization and ease of maintenance. Changing chainrings has never been so easy. The power meter is fully integrated into the chainring for lighter weight, is accurate to within 1.5%, and measures on both sides. The X-Range shifting technology ensures smoother shifting and provides a wider range. Bottom bracket not included Chainring 46/33 teeth Crank length 165mm Bottom bracket not included Carbon crank arms & aluminum chainring