The ultimate in handy, convenient ladders - Light weight, these ladders fold into a compact bundle for storing or carrying. In the open position, special locking devices keep the ladders absolutely rigid. Equipped with Duo-Safety Ladder shoes as an extra precaution. Series 585-A Aluminum: 300 lb. Duty Rated Safety Shoes are Standard Series 585-A Aluminum Specifications: Size Open Length Closed Length Overall Width Banking Dimensions Weight* 8' 8' .375" 8' 9.75" 13.325" 2.75"x4.52" 13 lbs 9' 9' 1.87" 10' .25" 13.325" 2.75"x4.52" 15 lbs 10' 10' 1.87" 11' .25" 13.325" 2.75"x4.52" 16 lbs 12' 12' .375" 12' 10.75" 13.325" 2.75"x4.52" 20 lbs 14' 14' .375" 14' 10.75" 13.325" 2.75"x4.52" 22 lbs All dimensions listed are N.F.P.A. Design Verification Standards. Variations occur in each product of approximately +/- .125" due to the type of rivets, nuts, bolts etc. used. * Weight listed is actual weight of product only. Safety Warnings: This ladder folds side to side (together), caution should be used when placing your hands/fingers for closing and opening ladder. If the lock assembly is bent or does not properly lock DO NOT USE ladder as it is not safe to climb. Series 585-A contains hinged rungs.