New 13 speed XPLR brings extended range and dependable performance to gravel ridersHighest shift quality on even the roughest roads thanks to optimized shift features on each cogExpanded 460% range gives the added coverage 1x gravel riders demandCompatible with all Flattop chains and XDR driver bodiesFor use with XPLR 1x 13-speed rear derailleurs10-46t13sp10,11,12,13,15,17,19,21,24,28,32,38,46SilverXG-1391XDRUPC/EAN/GTIN: 710845898358