Check the listing for details. SRAM XG-1299 XX1 Eagle 12-Speed Cassette. Condition: New. Listed at 362.25 USD. Backcountry Our eBay Store About Us Contact Us XG-1299 XX1 Eagle 12-Speed Cassette 483.00 Have any questions on an item? Our gearheads can help! As the lightest option in the Eagle lineup, the XX1 12-speed cassette is what we throw on our most elite dream builds. Available in 10 - 50 and 10 - 52t configurations, this cassette boasts a 500 - 520% usable gear range that propels us up grueling climbs and keeps us from spinning out when we're cranking at top speed. The cassette features SRAM's X-Dome architecture to deliver one of the strongest and most consistent performing cassettes on the market, and it's finished with Ti Nitride, which helps shed mud and ensure smooth, reliable shifting in all conditions while looking oh-so-slick in the process. Product Details Color Copper Height Length UPC This is the footer. More links or text can go here.