The difference between basic training wheels and the best of this group can be as.
Deep section carbon rims.
Deep section aero wheels offer some of the biggest speed gains you can find along with your helmet and clothing.
The lightest carbon fibre wheels have tubular rims and can be exceptionally light.
Generally deep section wheels offer significant aero drag benefits over traditional shallow rims so that a rider can go faster for the same effort or the same speed for less effort says chris.
Building a deep section rim in aluminium would result in a very heavy wheel.
Lightweight does a set that are 940g for the pair.
Most deep carbon rims are.
The lightweight wheels are remarkably fast.
Deep section rims are built from carbon fiber because aluminum rims of equivalent height would be very heavy and could not be rolled into a circle without wrinkling.