Monkey paw

The Monkey paw is a quest item dropped by monkeys on Karamja during the Rag and Bone Man quest. The paw must be cleaned by adding it to a pot of vinegar and then boiled over the fire by the Odd Old Man's house north east of Varrock. Once cleaned, the bone can be given to the old man.

Trivia

 * This may be a reference to The Monkey's Paw by W.W. Jacobs.