The Hope 11 Speed Cassette 10-48T is specifically machined from two solid billets to create a durable and reliable product. This cassette comes with QR 12mm and X12 Drive side spacers included to suit a freehub/cassette setup. Hope 11 Speed Cassette 10-48T Features Larger four sprockets machined from single aluminium billet Smaller seven sprockets machined from single billet of steel 11 speed spacing Maximum 20% ratio changes 10-40 only 273g Fits onto a unique freehub Available for both our Pro 4 and Pro 2 EVO hubs Ratios - 10, 12, 14, 16, 18, 21, 24, 28, 33, 40 and 48t