Sheldon notes: "most standard track lock rings won't work with a 12 tooth sprocket, because the chain will bump into the edge of the lockring. Phil Wood lockrings work. For other track hubs, the Sun Tour stepped lockring is the best choice for use with a 12 tooth sprocket."
[SIZE="3"]"America is the greatest country in the world, but that's a lot like being the prettiest waitress at Denny's."[/SIZE]