description 28 ft. aluminum type iaa extension ladder exclusive alflo® rung joint means twist-proof® performance for safety and durability. california proposition 65 warning. features maximum reach: 27-ft exclusive alflo® rung joint means twist-proof® performance 1-3/4-in slip-resistant traction-tred® d-rungs heavy-duty extruded rung locks are spring loaded to operate smoothly base and fly separate easily for use as an extension or 2 single sections smooth operating pulley design with 3/8-in rope extra heavy-duty i-beam rails rugged spring loaded locks operate smoothly heavy-duty, self-aligning, free-swinging shoe with slip-resistant tread and replaceable steel spur plate specifications acme tools brand name werner acme tools part number d528-2 ansi approved yes ansi ladder rating type iaa assembled weight (lbs) 67.5 base spread (in) 0.0 base width (in) 19.125 california proposition 65 warning required no country of origin mexico csa certified no duty rating (lbs) 375.0 globaltradeitemnumber (gtin) 00051751012552 internal supplier part # d528-2 internet product code (ipc) 40ac4b4d480 ladder length (ft) 28.0 ladder material aluminum ladder type extension manufacturer warranty none meets ansi or osha standards yes osha approved yes package depth 0.5 package height 14.0 package weight 67.5 package weight (lbs) 67.5 telescoping no upc 051751012552 weather resistance yes weather resistant yes