New pro/con: Most cons are easily remedied.
New pro/con: Cumbersome to take on and off.
New pro/con: May cause your cast to rub your shin raw.
New pro/con: May have to cut the beam with a metal saw and file down the edges with a metal file to adjust if you are short.
New pro/con: Easy to walk in.
New pro/con: You can use your hands.