CONSTRUCTION: * Stringers: (4) 1 1/4 x 3 1/2 x 48" * Deck Lead Boards: (2) 5/8 x 4 x 48" * Deck Boards: (5) 5/8 x 4 x 48" * Bottom Lead Boards: (2) 5/8 x 4 x 48" * Bottom Boards: (2) 5/8 x 4 x 48"DIMENSIONS: * Height: 4 3/4"CAPACITY: * Dynamic: 3,500 lbs (moving) * Static: 6,760 lbs (standing still)