Wolf Tooth Components GC 42 + 16t Cog Bundle for Shimano 11-36t 10-Speed Cassettes

Have a 10 speed Shimano cassette? Do you climb a lot? Consider upgrading your cassette to a more climb-friendly gear ratio with the Wolf Tooth Components GC 42 + 16t Cog Bundle for Shimano 11-36t 10-Speed Cassettes. This replaces your 36t, 15t and 17t cogs, revamping your gear range for smoother shifting and more versatility so you can climb harder, longer.