SRAM X1 Type 2.1 11sp Rear Der Medium Cage Blk Description-54 Step Star Ratchets Direct Mount Type Direct Mount

Direct Mount Type Direct Mount FSA Tooth Count 34 Drivetrain Speeds 11 Defined Color Black Material Aluminum Ring Position/Type Outer Round or Oval Round

Thin wall construction allows use without removal of cones and locknuts

Use of a clutch-style rear derailleur is recommended

Includes Ti Bolts

Downhill and twin crown fork compatible

SRAM X1 Type 2.1 11sp Rear Der Medium Cage Blk Description-54 Step Star Ratchets Direct Mount Type Direct MountSRAM 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