Shimano Ultegra 6700 Cassette, 10 Speed,12-30t

A more rigid aluminum carrier keeps the HyperGlide cogs in check when shifting under load and each shift is lightning quick thanks to revised tooth profiles. New gear ratio options add combinations which work particularly well in combination with compact gearing.

Features:
Alloy sprocket carrier
10-speed
Better shifting performance thanks to more robust shifting tolerance
Updated gear sprocket design
Wider gear range : 11-23T, 12-23T, 12-25T, 11-25T, 11-28T NOTE: CS-6700 11-28T requires the use of RD-6700 or RD-7900
Average Weight: 209g (11-23T)