Weight n.d. Transmission Rear Derailleur SRAM Rival XPLR eTAP AXS Front Derailleur SRAM Rival XPLR eTAP AXS Shifter SRAM Rival eTap AXS Cassette SRAM XG-1251 XPLR 10-44t 12-Speed Chain SRAM Rival 12-Speed Brake SRAM Rival eTap AXS Wheels FULCRUM Rapid Red 900 DB