If you need to scale it to a different size just use a measure tool of any diameter and select edit to change it to what you need.
Cut 8 pcs 25cm long for feet
Cut 2 pcs 100cm long for posts.
Cut 1 80cm piece for the jump bar.
I used hot glue during assembly as well.
The author remixed this model.
Remix to make it with a 3/4inch PVC pipe. To be exact, the outer diameter is 27.2mm; inside is 21.2.