Manacles.

Manacles were used on the prison hulks. © National Maritime Museum, London

Repro ID: H3404

Description: Manacles were used on board prison hulks, Royal Navy vessels and merchantmen to restrain prisoners and crew members. This particular forged steel set, with a screw fastening mechanism, formed part of the Master's stores of a ship of the British India Line.

Creator: Hiatt

Date: 19th century

Credit line: National Maritime Museum, London