1) Chains 2) Enslaves 3) Fetters 4) Handcuffs 5) Irons 6) Manacles 1) Chains 2) Fastening irons 3) Irons 4) Manacles 5) Restraints 6) Restricting chains 
A device in the shape of a bow or the letter D incorporating a removable bolt which can be attached to an eye bolt or part of a fixture to create a lifting point.
Shackles is American tramp slang for soup, broth or stew.