SRAM took all of the technologies that have made the XX1 rear derailleur successful with single ring setups and applied them to a Force-level rear derailleur. This includes: The Type 2 Roller Bearing ...
Cranksets SRAM Force CX1 Crank GXP 170mm/172.5mm/175mm 110BCD (Chainring and GXP Cups Not Included) $148 132 SRAM Force CX1 Crank BB30 170mm/172.5mm/175mm 110BCD (Chainring and Bearings Not Included) ...