Phil,

Amsoil makes a product called MP (Metal Protector). It sprays on wet and leaves a dry lubricate and won't gum up. It also has rust inhibitors and will not damage or discolor cloth, plastic, rubber or paint. I have seen several bicycle shops use it.

Tom

Those who would give up essential liberty to purchase a little temporary safety deserve neither liberty nor safety. Benjamin Franklin, US author, diplomat, inventor, physicist, politician, & printer (1706 - 1790)