In case you haven't found it yet here is the link to chain maintenance by Sheldon " Reformed Chain Smoker" Brown. http://www.sheldonbrown.com/chains.html Link on article on how to extend your chain and sprocket life on a single speed or gearhub bike (will not work on derailleur system). By Sheldon" Even Numbers" Brown. http://www.sheldonbrown.com/chain-life.html