SRAM Force E1 XG-1371 13s KassetteThe 13 speed 10 46T Force XPLR cassette is the gravel gearing sweet spot perfected. Its 460% range is all systems go for any course, and it has tight gear ratio jumps, so youre never searching for the right gear, even on the roughest roads. 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 Compatible with XDR driver body Use: Gravel Gear: 13 speed