Overfast Y1RS Titanium Preload System Size:S steel construction with an allow

steel construction with an allow sleeve for increased stiffness

“Moth” holes are body-mapped on organic combed cotton for strategic ventilation with a special focus on the areas of the upper body that produce the most heat

Smart alarm – the lock only emits a short warning tone in the event of minor and brief vibrations

CNC-machined aluminum construction

Dura-Ace is Shimano’s no-compromise race platform

Overfast Y1RS Titanium Preload System Size:S steel construction with an allowOVERFAST Colnago Y1RS Titanium Preload system for steerer tube 40% Lighter than stock weight according to Overfast, balanced between weight, performance , durability & safety. More details update soon *Please choose according to frame size Installation Note: Apply some grease on the thread prior to installation to reduce friction. Make sure the thread is the same and aligned before installation. Do not forcibly tighten if you feel unusual resistance.