Shimano XT M771 10-Speed 16t 4th position Cassette Cog Review Posted by Pelicandy August 29, 2018 in Drivetrain Components This fits your . Make sure this fits by entering your model number. Shimano XT CS-M771 10-Speed Cassette Cogs Shimano XT CS-M771 10-Speed Cassette Cogs Random Products Park Tool BBT-79 Bottom Bracket Tool Review Shimano FC-M530 Chainring Deore Variations Review K-Edge Braze-On Chain Catcher Review SR Suntour XR-T Crankset: 8-speed, 48/38/28t, 175m... Cycling Outdoor Recreation Parts & Components SHIMANO Sports & Outdoors