Sram: START WITH EAGLE Its how you start that matters. Whether your discovering the mountain for the first time or your an MTB lifer searching for a no-nonsense, no-worries 1x drivetrain, SRAM NX Eagle is ready for action and ready to take you there. NX Eagle brings you a wide range of gear choices engineered for simplicity and durability, so you can focus on what matters most the ride ahead. German engineered and proudly bearing the SRAM Eagle stamp of approval, NX Eagle is ready to let the world know what real riding feels like. START NEW. START RIGHT. START WITH SRAM NX Eagle. THINGS TO REMEMBER Eagle is a complete drivetrain system that was developed to be an integrated high-performance ecosystem. The engineering and testing that went into the development provide for maximum performance, safety, and long-term durability to ensure a great consumer ride experience. We this performance when Eagle drivetrains are used as a complete ecosystem. Includes: SRAM Rear Derailleur NX Eagle 12 speed SRAM Shifter NX Eagle Trigger 12 speed Rear SRAM Cassette XG-1230 Eagle 11-50T 12 Speed SRAM Chain PC NX Eagle 126 links Power Lock Flow link 12 speed SRAM Crank NX Eagle DUB 170mm or 175mm SRAM 32T X-SYNC Direct Mount Chain ring Chain gap Gauge