NEW Shimano Ultegra CS-6600 10 Speed Cassette Shimano Ultegra CS-6600 Cassette - 10 Speed, 14-25t, Silver height_6ft Compatible with Shimano 8-11 speed

Compatible with Shimano 8-11 speed cassettes

Pedal Body Material: Plastic

And now both the nut and the bolt that threads into it are stainless steel to resist rust

Xsilite Carbon-Titanium Compostite

NEW Shimano Ultegra CS-6600 10 Speed Cassette Shimano Ultegra CS-6600 Cassette - 10 Speed, 14-25t, Silver height_6ft Compatible with Shimano 8-11 speedShimano Ultegra CS 6600 10 Speed Cassettes. Ultegra CS 6600 cassettes with a 13 16 tooth first position cog are not compatible with Dura Ace FH 7800 hub or WH 7800 wheel Compatible with all 10 and 9 speed Shimano hubs except for 13 16 tooth first position cog cassettes which are not compatible with DA FH 7800 hubs or WH 7800 wheels Cassette Cogs: 14 15 16 17 18 19 20 21 23 25 Color: Silver Cassette Body Type: Shimano SRAM 8, 9, 10 Speed Drivetrain