Load capacity 600 LB (272 KG). Combined weight of user + materialsWorking heights 9.5 – 21.25 – 33 IN. (24 – 54 – 84 CM)Reach 9 FT (2.75 M)Finish ANODIZED ALUMINUMPlatform 2 ANTI-SLIP. 14 GAUGE STEELStructure 1.2 IN. (3.05 CM) OUTSIDE DIAMETER. AIRCRAFT GRADE ALUMINUM ALLOY 6063Casters 4 IN. (10 CM) DOUBLE LOCKING HEAVY DUTYStandards ANSI, CSA AND OSHA