Louisville Ladder AE4232 225-Pound Duty Rating Aluminum Extension Ladder, 32-Foot Modified I-Beam, side rails are full 3" extrusions shaped into a modified I-beam for strength 225-Pound, load capacity, includes weight of user and tools QuickLatch, equipped rung lock provides easier method of securing fly and base section when extended, one-finger operation Mar-resistant end caps, impact resistant, caps on top and bottom of fly section provide rail protection, longer life and durability The ladder meets or exceeds the safety standards set by ANSI, American National Standards Institute and OSHA, Occupational Safety and Health Administration