Overfast Y1RS Titanium Preload System Size:S “Moth” holes are body-mapped on

“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

steel construction with an allow sleeve for increased stiffness

Essential-branding on back

Light Transmission: 11%

Blackheart Road Plus AL Frameset - Dark Magic

Overfast Y1RS Titanium Preload System Size:S “Moth” holes are body-mapped onOVERFAST 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.