Little Giant Work Plank / Trestle (Ladders in image NOT included but sold separately) 
The Little Giant Plank converts any of our multi-use ladders into a simple scaffolding. This high-strength plank enables a person to stand erect and use both hands while on the ladder and can be stored in nearly half of its extended length.
Product Features
Wide, slip-resistant platform for comfortable, secure footing Easy to extend and operate
Stores in a fraction of its maximum working length
Use with any Little Giant Ladder
SKU  1303-113
Extended Length 1.8m
Weight 13.6Kg
Manufacturer's Specification Sheet available here