Product weight;From approx. 28 lbs, depending on options;Center of gravity adjustment ;48 positions adjustable through the rear wheel adapter;Maximum load capacity;275 lbs (seat widths up to 19½) / 308 lbs (seat widths over 19½);Back height;12˝ - 20˝;Seat width;14˝ - 22˝;Seat depth;14˝ - 21˝;Lower leg length;13 ½˝- 21 ¼˝;Overall width;20 .. - 28 .. with spoke wheels;Overall length;32½ - 43½ with 22½ rear wheels 33½ - 44½ with 24½ rear wheels