Shimano Ultegra CS-R8101

Light alloy sprocket carrier • 12 speed compatible

• Cassette Spider Mat.: Aluminum
• Cassette Technology: Hyperglide+
• Cassette Weight: 291g
• Cog Details: 11-12-13-14-15-16-17-19-21-24-27-30
• Cog Material: Steel
• Finish: Nickel plated
• Range: 11-30T
• Speed: 12
• Cassette Freehub Compatibility: HG+ 12sp Road ONLY

Special order - ships in 5-10 days from Hawley/Lambert.