Sometimes the size of a knife and other times the size of a short sword. Sometimes with a socket that fits around the barrel, sometimes just stuffed right down the barrel. Bayonets come in a variety of shapes and sizes – sometimes crossing over into being full-fledged swords.
This is a small selection of a variety of bayonets that will hopefully give you a basic understanding of some of the more common bayonets found in the market. There are a variety of good books out there that go into significantly deeper detail and cover a wider range. For more online resources, please visit our links section.