The sporty handlebar is constructed out of durable steel for peace of mind when you work out. Meet your new trainer for coordination and balance. This trampoline bar attachment is easy to install. Simply turn the knob to the left to loosen and right to tighten in order to find the fit that is most suitable for you. Invite a friend over and work out together! The comfortable, flush-fit handle makes working out a breeze. Jump to your heart's content using the sturdy pole for extra balance. Practice physical therapy exercises with the trampoline accessory. Burn calories, tone leg muscle, and strengthen your quads with this handlebar. This trampoline handlebar is ideal for anyone to use. Whether you are training or trying to lose weight.