description 7404 4ft type iaa fiberglass step ladder built to last, the werner 375lb duty rated 7404 fiberglass 4ft step ladder is rugged and ready for the job. this ladder features extra heavy duty aluminum holstertop, internal spreaders and external rail shields for long lasting durability. with the edge® bracing system and glas*mark® violator stripes on the rails, the 7400 series is built to handle the work site and stands ready for tough jobs. fiberglass rails are non-conductive for working near electricity. california proposition 65 warning. features holstertop® with lock-in system secures tools to increase productivity shoulder bolt and nut on top hinge double riveted slip-resistant traction-tred steps back-up plates reinforce all top connectors heavy duty internal spreaders full set of rear horizontals spaced one per foot all steps and top rear horizontal are knee-braced slip-resistant foot pads attached to the edge® structure every rivet backed up by metal, metal plates or washers to protect rails specifications acme tools brand name werner acme tools part number 7404w ansi approved yes ansi ladder rating type iaa assembled weight (lbs) 16.5 base spread (in) 30.5 base width (in) 21.5 california proposition 65 warning required no country of origin china csa certified no distance between rung/steps (in) 12.0 duty rating (lbs) 375.0 globaltradeitemnumber (gtin) 00051751011319 internal supplier part # 7404 internet product code (ipc) 6a6f07f50f9 ladder length (ft) 4.0 ladder material fiberglass ladder type step manufacturer warranty none meets ansi or osha standards yes number of steps 3 osha approved yes package depth 48 package height 48 package weight 16.5 package weight (lbs) 16.5 rung/step depth (in) 3.0 upc 051751011319 weight (lbs) 16.5