SRAM X-SYNC2 Direct Mount Eagle ChainringSRAM X SYNC2 Direct Mount Eagle Chainrings INTEGRITY The radical new look and feel of our X SYNC 2 Eagle chainring is a direct result of SRAM drivetrain engineers studying the performance and wear characteristics of thousands of X SYNC chainrings. We subjected every size of chainring to untold environmental and mechanical tortures, abuse and neglect, in both lab and real world settings, to come up with a chainring that would augment the Eagle