Cane Creek AER II Series Headset Bearing - Blue - Steel-Aluminium - 1 1-8 Inch - 30.15x41x6.5mm - 36x45 - IS41 PDP|Colour This is not ideal for

This is not ideal for bikes with dropper posts

Combine that with 16L of storage and you have the ultimate pack for all your riding adventures

This option combines a smooth modulating pad compound with a cooling finned backplate to provide consistent powerful braking in all conditions

FSA® MegaExo

Here is the break down:

Cane Creek AER II Series Headset Bearing - Blue - Steel-Aluminium - 1 1-8 Inch - 30.15x41x6.5mm - 36x45 - IS41 PDP|Colour This is not ideal forGenuine Cane Creek AER II Bearing. Made from Steel and Aluminium for the lightest possible bearing. Even though it manages to shave a whopping 35% off the weight of a standard bearing, it still maintains the quality and durability that Cane Creek bearings have become known for. The best part is, these are cross compatible between all of Cane Creek's other headsets! So you can upgrade your Ten, Forty or 110 series headset to have AER II bearings.