Integrated locking mechanisms directly engage the padlock's shackle with the tumblers. A padlock is composed of a body, shackle, and locking mechanism. D-shackles are very common and most other shackle types are a variation of the D-shackle. The shackle pin should be securely wired. The pin is threaded and one leg of the shackle is tapped. The warp then attaches to the short chain with a wired shackle. A carabiner is a type of shackle used in mountaineering. Sam then uses Cady's handcuffs to shackle Cady to the boat. Typically every two inches that a shackle is lengthened provides one inch of vehicle lift. The connecting shackle runs through a grommet at each of these points. But when the guards try to shackle Acoetes, the chains fall off. A "shackle", a length of cable or chain equal to 12.5 fathoms or 75 feet. Also referred to as an anchor shackle. When locked, the discs passed through cut-outs on the shackle. This would shackle the Republic to French policies and so constrain its independence.