e*thirteen Helix R Chainring - 32t 11/12-Speed 3mm Offset SRAM 3-Bolt DM BLK

E*Thirteen QuickConnect Direct Mount rings include 1mm spacers, which allows them to be run on legacy cranks (TRS/LG1/XCX), as well as Helix and Helix R cranks. The 3-bolt direct mount chainrings fit SRAM and other similar interface cranks.The tooth profile is compatible with both Shimano and SRAM chains in both 11 and 12 speed. The ring can be flipped to provide either a 52 or 55mm chainline.