Yes, Tesco does sell bicycle pumps. You can find them in the sporting goods section of the store.
They come in a variety of sizes and styles, so you can find the perfect one for your needs. Prices start at around £5, so they are very affordable.
Bicycle pumps are a great way to keep your bike tyres inflated and in good condition. They are easy to use and can be stored away easily when not in use. If you are looking for a quality bicycle pump, then Tesco is a great place to start your search.