The Perfect Multi-Gym is a portable gym system that can be used as a doorway pull up bar or for sit-ups, push-ups and dips. All Perfect Fitness Multi-Gyms target arms, chest, core and back muscles with workouts that ensure maximum muscle engagement. They feature padded handles that provide 3 grip positions to perform normal grip, close grip and hammer grip pull-ups and a 300-pound capacity making it safe to use with a weight vest. When turned over, all Multi-Gyms have padded handles for comfort and to help ensure correct form doing sit-ups, push-ups and dips. All Multi-Gyms are easy to install and does not require any drilling.