VARIATIONS: Weight 9.9 kg, 13.3 kg or 16.9 kg, working height 4.8 m, 5.9 m or 7.2 m, length of extended ladder 4 m, 5.12 m or 6.52 m, length of collapsed ladder 2.04 m, 2.32 m or 2.88 m, length of 2-part leaning or standing ladder with attachment 2.53 m, 3.37 m or 4.49 m, number of rungs 3 x 7 or 3 x 8 or 3 x 10