Nimble Sports' Adjustable Horizontal bars will adjust between 3ft - 5ft (36, 42, 48, 54, 60 inches high). The base is 4 feet wide and will fit a normal 4X8 gym landing mat. The wood bar is 1-1/2 inches round with 100lb weight limit and is intended for beginner to intermediate gymnasts. If your gymnast is 70lbs and/or level 3, we recommend base extensions. Nimble Sports guarantees everything sold with a 1 year warranty.
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