1-1/4 in square 18 ga 3-Piece steel mounting frame, 1 in x 2 in 18 ga steel door frame, 1/2 in square 18 ga steel pickets, double hole security lock box with 2-1/8 in bore and 2-3/8 in backset, tamper-proof hinges, 24 ga perforated steel mesh, non-handed, Precision "SAFEGUARD" packaging - complete with one-way mounting screws.