SRAM Eagle 90 Ebike Groupset - 170mm, Brose, 36T, Clip-on Guard, Chain, XS-1275 10-52t, Single Click Shifter, RearFeaturing the same Full Mount derailleur architecture as it's AXS Transmission siblings, Eagle 90 is unquestionably robust. And for the just in case, the derailleur body features replaceable outer and inner parallelogram links, skid plates, and a tool free threaded cage assembly, making it the most rebuildable derailleur we've ever built. At the heart of the system is a sleek and sturdy forged aluminum E MTB crankset, with a drive unit specific T Type