The thrill of gravel riding is in experiencing the unknown. With the 10-46T range and tight cogs jumps on the 13-speed XG-1351, you will know that you have the right gear for anything you encounter. Features - Expanded 460% range gives the added coverage 1x gravel riders demand - For use with XPLR 1x 13-speed rear derailleurs - Compatible with all Flattop chains - Nickel chrome plating for quiet and durability - Designed to work with an XDR(TM) driver body