Originally Posted by gsa103

Ebay is a great place to get stems. Just stick to known brands and avoid the cheap junk. Tons of good options from the likes of Bontrager, Specialized, Cannondale, FSA. Many people swap stems so there's plenty of decent ones. Use a little common sense and there's nothing to fear.

The other option is ask your LBS. They usually a pile of take-offs from people's bikes. You can usually find something in the $10-20 range.