Upgrade your cycling game with the SRAM Cassette XG-1391 13 speed. This top-of-the-line item from the respected brand, SRAM, features the XG-1391 XPLR E1 Series, known for its superior quality. With the latest technology, XG, and XDR Body, this cassette guarantees smooth and efficient gear shifts. The 10-46T silver teeth offer a wide range of ratios, including 10/11/12/13/15/17/19/21/24/28/32/38/46, providing the ultimate riding experience. Don't miss out on this must-have product for any serious cyclist.