Here are some you can buy - not sure what you can get from the pics and description, but it also gives you a weight you can shoot for.
http://www.titaniumgoat.com/stakes.htmlI ran the idea of carbon fiber stakes past our local ultra-light gear expert(chief gear reviewer for backpackinglight.com)and his advice was not worth it! Even the super light weight gear freaks don't want to risk a shattered stake - that seems to happen a bit too often with carbon. This is a guy who re-packs his freeze dried food - because the wrapper is too heavy and carries a 1/2" square chunk of kitchen sponge for a toothbrush!- FWIW