description 4-5/8-ft aluminum 300-lb type ia step ladder the xtend+climb® stable step wt4 step stool is valued for its ultimate stability and strength. this 4 step stool exceeds standards with an ansi type iaa 375 lbs duty rating. given its superior strength, this ladder is made from industrial grade aluminum allowing for a lightweight design. the key performance qualities of the stable step are its 8 in. deep steps with non-slip tread, which ascend in a stair-like format, and topped off with a locking safety bar, making it easy to go up and down with maximum stability and safety. the combination of all these great features make the wt4 extremely helpful for a range of uses from rugged duties on a job site to keeping around a garage or storage room in the house. with an 9.5 ft. reach height, the stability of using the stable step w4 will come in handy when heavy lifting is needed for carrying items in and out of high storage, or when tackling longer tasks that require secure footing. even with achieving such a robust, strong, and large in use footprint, the w4 folds down to a thin and compact profile making it easy to stash away when not in use. california proposition 65 warning. features made from high-quality industrial-grade aluminum deep and wide, no-slip steps with 8 in deep tread foldable grab bar for extra climbing stability lightweight for easy lifting durable rubber feet for safety specifications acme tools brand name xtend and climb acme tools part number wt4 ansi approved yes ansi ladder rating type iaa assembled weight (lbs) 26 base spread (in) 45 base width (in) 24 california proposition 65 warning required yes country of origin china frame color / finish silver globaltradeitemnumber (gtin) 00898140000048 internal supplier part # wt4 internet product code (ipc) 370641ebed1 ladder material aluminum ladder type step load weight capacity (lbs) 375 manufacturer warranty 6 months of manufactures defects maximum load (lbs) 375 meets ansi or osha standards yes osha approved yes overall height (in) 54 package weight 29 package weight (lbs) 29 rung/step depth (in) 8.125 rung/step material aluminum step color silver steps 4 upc 898140000048