Excellent for aerobic conditioning. Two brackets are included to use either for two separate doorways, or to use one at the top of the doorway for chin ups, and one at the bottom of the doorway for sit ups.

Target your key areas! Forget the gimmicks: Build a powerful physique with the tried-and-true cornerstone exercises of fitness. Use your body's own resistance to create maximum impact where it counts: pecs, biceps, abs, and obliques.