Cane Creek 70-Lite Aethos-25/Crux IS42/28.6|IS49.5/40.5 Black MFPN=C285-210-31.6 While it works great with

While it works great with classic waxed skis

These are 6 mm long so they work perfectly with any bolt on single chainring that does not have threaded standoffs

or 3/8 inch socket driver

5Material AluminumColor Black/SilverDefined Color BlackDefined Color Silver

Cane Creek 70-Lite Aethos-25/Crux IS42/28.6|IS49.5/40.5 Black MFPN=C285-210-31.6 While it works great withIdeal headset choice for any bike where weight savings is a priority without compromising durability or performance Internally contoured and relieved 6061 T6 aluminum for minimized weight and maximized strength Low friction upper bearing seal completely seals cup from contaminants and is fully captured by the top cover with no loose parts. Lightweight aluminum with steel hybrid Hellbender Lite sealed cartridge bearing Alloy dual seal crown race