Werner; Combination Step/Extension Ladder; Series 7800, TYPE IAA, Duty Rating; Ladder Height: 6 FT; Base Size: 23-1/4 IN X 14-1/2 IN Parallel Section Outside Rails; Material: Fiberglass; Load Capacity: 375 LB; Spread Size: 46-1/2 IN X 14-1/2 IN Flared Section Outside Rails At Top 7-7/8 IN Deep; Rail