This 18-ft. high Metaltech Multipurpose Maxi Square Baker-Style Rolling Scaffold features rugged 1 1/2in. square tube steel construction with a yellow poly powder-coat finish, 5in. double locking casters, and a spring-loaded locking mechanism. Steel reinforced plywood platforms adjust in 2in. increments. 74in.L x 124in.W x 241in.H overall size. Meets OSHA standards. Platform Size W x D (in.): 73 x 29, Caster Size (in.): 5, Capacity (lbs.): 1,000, Platform Material: 5/8 in. plywood w/steel reinforced edge, Platform Height (in.): 27-238 in. H in 2 in. increments, Caster Type: Double locking, Post (in.): 1 1/2 in., 16 ga. square tube, Dimensions W x D x H (in.): 73 x 29 x 241, Material Type: Steel, Height (in.): 241, Dimensions W x H (in.): 29 x 241, Finish Type: Thermosetting poly powder-coat, Color: Yellow, Frame Type: Ladder-adjustable, Hardware Type: Scaffold unit