17 Foot Type 1A Multi-task Ladder 23 Configurations; Super Strong Aircraft Grade Aluminum Supports up to 300 Lbs. Super strong aircraft grade aluminum supports up to 300 lbs Wide base for added stability, meets ANSI standards Basic set-ups: stepladder, wall ladder, scaffold, workbench, plus 19 other variations Supports up to 300 lbs. Folded dimensions (LxWxH): 8-1/3 in. X 24 in. X 54 in.