You are going to buy a bike but you have no information on what you’re buying. It is common because new riders don’t really know about different road bike parts. We’ve found a post at Jimlangley.net where they have explained the terminology you see experts using for different components. You can take it as a bicycle glossary that will definitely help improve your knowledge about the bikes and tell you what someone is referring to when they say ‘spoke nipple’, ‘bottom bracket’, or something like this. Click the link for more info!