E*thirteen Helix R Guidering(3mm Offset)3-Bolt 28t Bronze Weight-73g It's a must-have to save

It's a must-have to save carbon soles and make slippery walks from the car a thing of the past

HollowPin construction for increased strength and efficiency

Includes 5 vulcanized rubber plugs (refills available - part #2370K)

G-Spec DH HD-M840-2

size Control Drive head only red

E*thirteen Helix R Guidering(3mm Offset)3-Bolt 28t Bronze Weight-73g It's a must-have to saveE*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 3 bolt direct mount chainrings fit SRAM and other similar interface cranks Tooth profile is compatible with both Shimano and SRAM chains in both 11 and 12 speed Can be flipped to provide either a 52 or 55mm chainline Model Helix R Ring Type Single (Anti Chain Drop) Mount 3 Bolt DM 3mm Offset