Big Kahuna With Wheels (a) telescopes 17 to 21 inches in length (b) supports an overall rear width of 7 to 9.5 inches (c) groin to ground clearance of 14 to 19 inches (d) will support a maximum rear leg with up to 9 inches (measure length of back thigh) (e) width of front shoulders 7 to 9.5 inches