e*thirteen Helix Race GR Direct Mount Chainring - For use Helix Race GR Crank MFPN=721631 Adjustable spring tensioners

Adjustable spring tensioners

Triple cartridge bearings are centrally located for durability

and experience road riding with no limitations

dry and comfortable

e*thirteen Helix Race GR Direct Mount Chainring - For use Helix Race GR Crank MFPN=721631 Adjustable spring tensionersHelix 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