SRAM XG-1299 Eagle Cassette - 12-Speed 10-52t For XD Driver Rainbow C1 Model-Speedhub 500/14 CC (PM) Ideal for disc wheels and

Ideal for disc wheels and hard-to-reach valve stems

Extra large convex unbreakable mirror face

Improved aerodynamics for time trial and triathlon Tooth Count 40 Drivetrain Speeds 12 Round or Oval Round Material Aluminum Color Silver Defined Color Silver keyword search AXS Direct Mount Type Direct Mount SRAM 8-Bolt Size 40T

other CC hubs do include tensioner

SRAM XG-1299 Eagle Cassette - 12-Speed 10-52t For XD Driver Rainbow C1 Model-Speedhub 500/14 CC (PM) Ideal for disc wheels andWhether for the build of their dreams or getting the bike ready for the next race season the XG 1299 cassette gives riders a 520% range and a unique finish. 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 and wear is minimized. Featuring X Dome architecture and proven XD driver body its also