NEW SRAM EX1 Rear Derailleur - 8 Speed, Long Cage, Black inventory-apparel-casual-wear 350mm² surface area for maximum

350mm² surface area for maximum power transfer and stability

BR7700 Ultegra BR-6800

including TrainingPeaks® and TrainerRoad

With 5-minute stand light

Highly resistant to UV rays

NEW SRAM EX1 Rear Derailleur - 8 Speed, Long Cage, Black inventory-apparel-casual-wear 350mm² surface area for maximumThe EX1 drive train was designed specifically for the demands of electric assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAM's high end MTB parts provide high value, quiet operation and ease of service. X Horizon design minimizes chain slap, maximizes 1x drive train performance Engineered for high torque, low cadence E bike operation