The Shimano Ultegra 6700 10-Speed Cassette is a tried and true standard for 10-speed drivetrains. Striking a perfect balance between durability and light weight, you'll be assured of many, many miles of flawless shifting performance no matter if it's for road or cyclocross bikes. Shimano has machined the cogs to provide precision shifting under load while the nickel-plated steel cogs themselves are super strong. Additionally, it's perfectly fine for either Shimano or SRAM 10-speed set-ups.
Aluminum carrier for the three largest cogs provides light weight and increased stiffness
Nickel-plated steel cogs are built to last
Individual cog teeth have been machined down to near perfection to improve shifting under load
Compatible with Shimano and SRAM 10-speed components