SRAM Cassette XPLR XG-1271 10-44 If you're doing your daily commute from your front door, you can spice it up with some dirt. The 440% gear range of the XPLR XG-1271 10-44 cassette gives you the uphill gear you need off-road and finely spaced small sprockets to power through on the asphalt. The shifting elements on each sprocket are optimized for electronic shifting, so you get fast, smooth and precise shifts every time. - X-Range gearing for a wider gear range and smoother gearing so you're always in the right gear - 440% gear range - perfect for gravel riding - For use with XPLR 1x derailleurs - Compatible with flat top chains - Compatible with XDR freehub bodies - MINI CLUSTER technology for lower weight and longer durability -10-44 teeth -Weight: 378g.