SRAM Cassette Red XG-1290 12-Speed D1 Silver

FEATURES

• Updated design for smoother and faster shifting
• More gradual gear progression between cogs—at least five one-tooth jumps—while still offering a wider range
• 10-tooth start helps provide a wider gearing range
• Designed to work with an XDR™ driver body
• One-piece machined steel X-Dome™ design for weight savings
• All Zipp wheels starting from 2012 are XDR™ ready

SPECIFICATIONS

• Speed (CS): 12s
• Gearing: 10-28T
• Cog finish (Cassette): Silver
• Technology (Cassette): XG
• Cog sizes: 10-28t;10,11,12,13,14,15,16,17,19,21,24,28,