description 4 ft. type ia fiberglass platform ladder w/casters 4 ft. fiberglass stocker's ladder with casters 300 lb capacity. california proposition 65 warning. features maximum reach height: 10-ft large platform provides secure and comfortable work area pinch-proof platform is designed for easy opening and folding glasmark violator stripes on rails allow ladder to be more visible slip-resistant traction-tred steps on front and rear sections for secure footing spring mounted caster eliminates need for a separate brake durable caster assembly with stainless steel spring, steel stem and ball bearing swivel; heavy-duty step brace 4 casters allow easy 360° mobility soft rubber wheels are easy on vinyl floors and designed to roll over thresholds specifications acme tools brand name werner acme tools part number pt7404-4c ansi approved yes ansi ladder rating type ia assembled weight (lbs) 37.0 base spread (in) 50.0 base width (in) 25.25 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) 00051751032741 internal supplier part # pt7404-4c internet product code (ipc) 2859f447606 ladder length (ft) 6.0 ladder material fiberglass ladder type platform manufacturer warranty none meets ansi or osha standards yes number of steps 4 osha approved yes package depth 9.96 package height 72 package weight 37 package weight (lbs) 37 rung/step depth (in) 3.0 upc 051751032741 weight (lbs) 37.0