Lil Air is an introduction to airy jump, dirt street jump, and slopestyle. Designed for riders of all skill levels Lil Air has a smooth bend surface for a quiet and easy rolling surface Ramp is super portable and easily transports with its built in wheels Height adjustment amplitude: from 790 to 905 mm / from 31.1 to 35.6 inches Working surface dimensions: 2075 (length) x 485 (width) mm / 81.7 (length) x 19.1 (width) inches Surface radius: R of 3400 mm / R of 133.9 inches Assembly: 5 minutes Ready to use dimensions: 2270 (length) x 960 (width) x 905 (height) mm / 89.4 (length) x 37.8 (width) x 35.6 (height) inches Product weight (total): 16.1 kg / 35.5 lbs