The phrase "a bargain at" is often used to describe a product or service that is being sold for a very affordable or reasonable price. However, there are many other phrases that can be used to convey the same idea. For example, one might say that something is a steal, a deal, or a steal of a deal. Other synonyms include affordable, inexpensive, low-priced, and reasonable. Additionally, one might describe something as a good value, a great buy, or a worthwhile investment. Ultimately, there are many ways to express the idea that something is being sold at a very reasonable or attractive price point.