chain shackle

Experts discovered the lugs had been "married" up to the wrong chain shackles.

Traz strained against the chain shackle without avail.

Alongside the vacant beds of straw, chain shackles fastened to rings in the wall were lying loosely on the stone floor.

Tentatively, and only after further prompting from Jharkheld, one of the men brought a key down to Wulfgar's ankles, releasing the ball and chain shackles.

There were also plans to replace tight handcuffs used to bind suspects' arms behind them painfully with looser chain shackles, Mr. Nitzan said.

Also known as a chain shackle, D-shackles are narrow shackles shaped like a loop of chain, usually with a pin or threaded pin closure.

During Friday's arraignment, Abdulmutallab, who wore a white T-shirt, tennis shoes and a chain shackle at his ankles, stood at the podium and answered questions in English from U.S. Magistrate Judge Mark A. Randon.