Werner E7410 300-Pound Duty Rating Fiberglass Extension Trestle Ladder, 10-Foot 10-foot, 300 pound rated double stepladder with 15-foot extension trestle The EDGE bracing system helps to decrease damage to rail Nylon coated guide sleeves assure minimal friction and wear and increase ease of operation Slip-resistant Traction-Tred extra wide steps are knee-braced and double riveted Shoe with rubber tread and protective rail shields