Alumium
Price: + included
Aluminum camber tubes are not strong as titanium tubes, but are still strong (made from 6061-T6 aluminum alloy), lightweight and a more cost effective.
Carbon
Price: + $192.00
Carbon camber tubes are not as strong as titianium tubes, but are very light weight and attractive.
Titanium
Price: + $160.00
Titanium camber tubes are very stong, helps to dampen vibrations and will never rust.