The Owl Gear Cage is the perfect overflow or dirty storage area. Muddy gear, firewood, or trash can be stored outside the van keeping the inside clean. Made from aluminum and powder-coated black. Mounts to Owl boxes as well as many other aftermarket boxes. DOES NOT FIT ON TOP OF MINI-MONSTER BOX. Fits all other boxes. Features Made From 3/16" Aluminum Pre-Drilled License Bolt Pattern Includes Mounting Hardware Dimensions 23.5 x 13 x 6.5"