SRAM XX1 Eagle XG-1299 10-52 12 Speed Cassette Copper Size:10-52 A watertight roll-top closure provides

A watertight roll-top closure provides maximum protection from trail dust

which helps prevent corrosion

Metrea BR-U5000

For use on steel

Used throughout 2020 & 2021 Tour de France

SRAM XX1 Eagle XG-1299 10-52 12 Speed Cassette Copper Size:10-52 A watertight roll-top closure providesAbout SRAM XX1 Eagle XG 1299 10 52 12 Speed Cassette Copper Whether for prized race machines or the build of their dreams, the XG 1299 cassette is the ultimate, giving riders unprecedented 520 percent range thanks to the new 10 52 tooth span. Stronger racers are now free to choose larger chainrings for more top end speed, without sacrificing climbing range. More time is spent higher up in the cassette where athletes power transfer is most efficient