e*thirteen Helix Race GR Direct Mount Chainring - For use Helix Race GR Crank Size:34T P Zero SmarTube is the

P Zero SmarTube is the ultimate evolution for road cyclists that are still using the standard clincher setup and want to improve the performance of their bikes as well as those who are looking for a light and compact spare tube for tubeless-ready tires

} Available as 4"

Misc #175 Giant

3 speed twist shift with optical display

Made in the USA and CNC machined from hardened steel with electroless nickel plating

e*thirteen Helix Race GR Direct Mount Chainring - For use Helix Race GR Crank Size:34T P Zero SmarTube is theHelix 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