Adjustable Stability Bar for Fitness Rebounder (Mini Trampoline)Official Leaps and Rebounds Adjustable Stability Bar, also known as the handle bar. Provides a strong helping hand, with super grippable and cushy foam handles, to help keep balance for more rewarding exercises. Allows for more creative and challenging exercises on our fast selling mini trampoline. Easy assembly. Attaches to any two trampoline legs. Slip around the rebounder legs. Re attach legs. No spare legs to keep track of like other handlebars.