I thought that the S-mine was a simple subject to study, here is an example of how many shipping cap types there are. Not just content with one type of bakalite cap but here are two examples, i did used to have a black one.
This is a sample guest message. Register a free account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members through your own private inbox!