Masters of Stone IV - Pure Force
- taona: 1997
- Firenena: United States of America
- Genre: Documentary, Adventure
- Studio: Eric Perlman Productions
- Keyword: sports, rocky mountains, climbing, bouldering, mountaineering, rock climbing, escalade, sierra nevada range, goat climber
- tale: Eric Perlman
- Cast: Dan Osman, Ron Kauk, John Bachar, Tommy Caldwell, Alexander Huber, Chris Sharma