Caps also perform as cylinder mounting components [cap flange, cap trunnion, cap clevis]. It consists of stiff clamp, rigid strut, welding clevis. There are two main types of clevis pins&colon; threaded and unthreaded. The clevis is used to fasten the hook to a bracket or chain. Commonly used in aircars and spaceship, clevis brackets allow mounting of rods to flat surfaces. Two distinct chains can be connected using a quick link, carabiner, or clevis. Both types generally have a clevis for a sling strap and some have two. He dubbed it a "three-stick clevis". Describing an orgy scene, the author targets the progressivism of the Clevis family. Clevis hangers are used as a pipe attachment providing vertical adjustment for pipes.