?? Sturdy Construction: Power tower made of high quality squre tube and holds up to 330LBS, more stable and durable. ?? Stable Structure: This dip stands owns the suction cups in the bottom, which can adjust the flatness that contacts with the ground. ?? Safety Locknut: In order to prevent the nut from falling off in case of vibration, we adopt the locknut to keep the screw to be tightened. ?? Multifunction: The dip station can support many kinds of sport proograms like pull-up, dips, push-up, knee raise and so on. ?? Easy Installation: We provide the assemble tools and instructions, and we publish installation video on youtube, much convenient and easier.