The Everett & Avery Co. HexCore Modular Hexagonal Wood Panel is a hexagonal birch plywood climbing panel for home walls. This modular panel has 19 pre-installed 3/8-inch black-oxide T-nuts and mounts to studs, frames, or plywood backing. The HexCore panel measures 43 1/16 x 49 3/4 inches, covers 11.12 square feet, and supports a maximum load of 270 lbs.