Sram Rear Derailleur Apex 1 Black

Sram's apex(R) 1 drivetrain provides the gear range and the shifting simplicity to let you simply go where you want. The apex 1 rear derailleur makes that gearing choice a reality with clean crisp shifts thanks to sram's x-horizon™ geometry and our roller bearing clutch™. Just go: apex 1 will get you there. - speed (rd): 11s - cable pull ratio: exact actuation - cage (rd): long - max tooth: 42 - color (rd): black - pulley bearings material: steel - cage material (rd): aluminum