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Your needs aren’t less demanding they’re different. The sram rival 1 rear derailleur is engineered for smooth reliable shifting action delivering 100% of what you demand. By eliminating unwanted chain movement x-horizon™ shifts faster reducing shift effort and chain slap. - speed (rd): 11s - cable pull ratio: exact actuation - cage (rd): long medium - max tooth: 36 42 - color (rd): black - pulley bearings material: steel - cage material (rd): aluminum