SRAM XX1 Rear Derailleur - 11 Speed, Medium Cage, Black/Red EA Rear Derailleur

00.7518.061.000 SRAM XX1 Rear Derailleur - 11 Speed, Medium Cage, Black/Red Rear Derailleur EA Black/Red Largest Cog 42 Color Black/Red Rear Der/Shifter Compatibility SRAM X-Actuation Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 11 Weight 220 Chain Wrap Capacity (teeth) 32 Cage Length Medium