Mount Gram

From Lotro-Wiki.com

A mountain located in the Misty Mountains. In 2747, a band of Orcs led by Golfimbul came from Mount Gram and invaded the Northfarthing of the Shire. They were defeated by a force of Hobbits led by Bandobras Took at the Battle of Greenfields.

Sources

The Hobbit: "An Unexpected Party," 26
The Lorebook Mount Gram