3 Risers 4 sections. Diameters: 45mm, 40mm, 35mm, 30mm Maximum Height: 510cm in Light stand mode Collapsed length: 160cm Legs: 25X 25mm square legs. Chrome Plated Steel with one leveling leg. Minimum boom extension: 155cm (61'') Maximum load capacity at 155cm boom length: 30kg (66 lbs) Maximum load capacity with boom retracted: 30kg (66 lbs) Maximum boom extension: 280cm (110'') Maximum loading at 280cm boom length: 8kg (17.6 lbs) Footprint diameter 134cm Weight 15kg