description 20 ft type ia fiberglass step ladder twin step ladder allows access from both sides for one or two person jobs. california proposition 65 warning. features maximum reach height: 24 ft heavy gauge aluminum extruded top with thick side plates shoulder bolt and lock nut on top hinge; 4 solid aluminum rivets attach top to each rail slip-resistant traction-tred® steps are double riveted and knee-braced extra heavy duty internal aluminum spreaders rubber step bumpers to resist damage the edge bracing system helps to decrease damage to rail violator stripes on rails allow ladder to be more visible aluminum external rail shield helps protect against abrasion damage specifications acme tools brand name werner acme tools part number t7420 ansi approved yes ansi ladder rating type ia assembled weight (lbs) 149.0 base spread (in) 150.13 base width (in) 49.5 california proposition 65 warning required no country of origin mexico csa certified no distance between rung/steps (in) 12.0 duty rating (lbs) 300.0 globaltradeitemnumber (gtin) 00051751033205 internal supplier part # t7420 internet product code (ipc) 37fea59d535 ladder length (ft) 20.0 ladder material fiberglass ladder type step manufacturer warranty none meets ansi or osha standards yes number of steps 19 osha approved yes package depth 0.75 package height 20.0 package weight 149.0 package weight (lbs) 149 rung/step depth (in) 3.0 upc 051751033205 weight (lbs) 149.0