E*thirteen Helix R Guidering (3mm Offset) 3-Bolt 34t Gray Model=50-Series Headset 2-Piece forged aluminum caliper features

2-Piece forged aluminum caliper features 18 and 19

}ENVE Composites STDRoad Stem Combo Computer Mount

Eastons lightest aluminum stem is the choice of road racers and top XC pilots alike

ZeroLoss shifting means shifts engage immediately

E*thirteen Helix R Guidering (3mm Offset) 3-Bolt 34t Gray Model=50-Series Headset 2-Piece forged aluminum caliper featuresE*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