Shimano XT CS-M771-10 Sprocket/Cog Unit 19-21-24T for 10-speed 11-36T Cassette
For CS-M771-10 Cassette (11-13-15-17-19-21-24-28-32-36T) Cassette Sprocket Carrier for 5 arm Type Cog Brand Shimano MPN Y1YR98030 Number of Speeds 10 speed For Bike Type Mountain Bike UPC 689228592261 Part Type Bicycle part .