For more than 38 years, we are committed to create an innovative, effective and healthy fitness experience for every gym and home. Our Ninja Play G9.6 Gravity Gym is a pull-up focused training equipment that utilizes workout with adjustable gravity loads. The concept is engaging more than 50 various training by modifying users’ own body weights - users' own bodyweight as resistance. Different from the others, it's the first and only pull-up focused training equipment that allows you walk-in workout, and provides core strength training in standing posture