1.The squat frame is made of high quality steel. The square steel tube design ensures stability during training. The structural design of the lock nut and triangular bracket makes the table robust and durable and provides maximum and a maximum load capacity of 330 pounds. 2.Innovative design Innovative multifunctional design with pullup bar and unique base. Suitable for squeezing, bench press, squats, standing, dipping and other rack movements etc. 3.With double coaxial springs for ABS and core reinforcement, it provides aerobic and anaerobic training for the muscles of the entire body in a compact system. Suitable for all fitness levels, perfect for beginners and advanced users. 4.Tasteless, nonslip, wearresistant and environmentally friendly rubber covers the inside of the squat steel tube tightly and effectively reduces the impact of the dumbbell bar. Fully assembled, small footprint, easy to store and carry, practical for daily fitness training, very suitable for home use.