e*thirteen Helix Race GR Direct Mount Chainring - For use Helix Race GR Crank MFPN=721631 and experience road riding with

and experience road riding with no limitations

dished towards the frame for bikes with Boost spacing

dry and comfortable

Classify your strengths as a cyclist and compare your cycling ability to the demands of a specific course when paired with your compatible sensors so you can focus your training and improvement in the right areas

e*thirteen Helix Race GR Direct Mount Chainring - For use Helix Race GR Crank MFPN=721631 and experience road riding withHelix Race GR chainrings are gravity optimized direct mount chainrings designed to withstand the punishment of downhill bikepark and freeride disciplines. Theyre crafted of AL 7075 T6 and highly CNC optimized for minimal weight penalty and great looks. Paired with Helix Race GR Cranks 7mm offset GR chainrings produce a 56. 5mm chainline suitable for most long travel bike geometries. Featuring e*thirteens M4 narrow wide tooth profile they deliver