SRAM X1 Rear derailleur 11sp. Type 2.1 Long cage ModelNumber=J1975 Disc Pad Material Resin Backplate

Disc Pad Material Resin Backplate Aluminum Pad Spring Included Cooling Fins No Pad Shape Shimano B-Type

Length 110 Lock Style Keyed Diameter 7 Cable Style Non-Coiled

AXS battery and charger included Can only be used with the complete 3-part Flight Attendant system (fork

✔ Ergonomic Fit – Designed for optimal comfort

SRAM X1 Rear derailleur 11sp. Type 2.1 Long cage ModelNumber=J1975 Disc Pad Material Resin BackplateSRAM X1 Rear Derailleur 11 Speed Medium Cage Black. The X1 group has all the important features of the high priced spread with a modest increase in weight. Wide tooth narrow tooth pulley wheel maximizes chain control by fitting inner and outer chain links perfectly X Horizon design maintains constant chain gap across all gears and eliminates ghost shifting Roller bearing clutch eliminates derailleur bounce and chain slap Cage Lock feature simplifies