Mitre clamp and the Maestro Mitre Clamp. Mitre clamp Mitre clamps are designed to hold mitre joints together. The earliest mitre clamps are a simple spring in a C-shape with sharpened points that are sprung onto the outside corner of the mitre joint. The right angled plates are higher than the screws and the red holder. The screws go under the frame (work-piece) to be held, and the red bit clamps down on the lower-edge of the frame. Recent designs are more complicated; a rigid body holds one fixed and one moveable jaw activated by a cam. Examples of the newer clamps
Dovetail rail Blaser Saddle Mount or Recknagel Swing Mount. Dovetail mounts are today mostly found on light recoiling air guns, but can also be found on some modern rifles for hunting and sport shooting using smokeless powder, although other options such as the picatinny rail are becoming more popular. Some examples of rifles with different types of rails: Dovetails are also integrated into some rifles most noticeably the L85A2 and A1 varients of the SA80 bullpup rifle for mounting the iron sights and the SUSAT sighting system but in recent times has been changed Picatinny rail in place of it as Dovetails