E*thirteen Helix R Guidering (3mm Offset) 3-Bolt 30t Gray ID Width-29 It uses the BOA® Fit

It uses the BOA® Fit System for a micro-adjustable

}Tektro RL721 Cross Levers - 31

The poles are delivered with the 97 large TBS baskets

Shorter insertion length to fit more bikes

E*thirteen Helix R Guidering (3mm Offset) 3-Bolt 30t Gray ID Width-29 It uses the BOA® FitE*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