Sram XX1 Eagle 12 speed cassette uses same construction technologies than 11 speed version like X-Dome and X-Glide 2. First one allows to create a stiff and lightweight monobloc for 11th first cogs from cromo steel and X-Glide has been optimized to improve shifting performance. It can be installed on XD and XDR driver bodies and it's available here in Rainbow from Eagle AXS groupset.
Sram weight: 355g
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