Originally Posted by Stumble
Replacing the wire with dyneema is a pretty simple conversion, and absolutely worth doing.
BYW, contacted the sheave place you linked to. He says he can replace them at $30 a sheave, and that they will handle wire. However, I'd much rather go with Dyneema. Actually, I'd much rather replace the whole system if practicable. Trying to convince the end cap to come off today....