Little Giant Model 11915 | ADJUSTABLE PLANK, 9-15-Foot Model, 500 lb two person Rated, Aluminum Ladder Accessory - Industrial Ladder & Supply Co., Inc.
Little Giant Ladder Systems 10069, Telescoping Plank, 6' - 9', Aluminum - Ladder Accessories - Amazon.com
Little Giant Ladders Aluminum Adjustable Plank M9 Work Bench for Ladders and Scaffolding at Lowes.com