Maximum Muscle Trainer Wall-Mounted Pull Up Chin Up Bar New adjustable easy to install design (16 or 24 inches apart) for mounting on soild wall, wood beam, and drywall (with studs 16 inches apart) Wall-mounted chin up bar comes with installation kit and holds up to 300 pounds of weight Built with professional quality hi-grade steel With a non-slip powder coating and comfort grips Offers multiple grip positions for a variety of exercise options