The 110 IS is the choice of the Trek-Astana cycling team
The ultimate in performance and durability with a low stack height and genuinely low weight. A new design machined from 7050 Plus alloy and featuring a split-lip seal to keep contaminants out and grease in, with less drag.
A captured compression ring sets the bearing pre-load and stays true no matter how you ride (no rocking or creaking)
The dual lip bearing design gives double the protection while decreasing friction
Hand polished and anodised
This headset comes with a 110 year guarantee
Stainless steel 36x45 bearings
Supplied with tall and short top caps
Weight - 76g with tall top cap, 68g with low stack top cap. Both weights include stem cap.