Individual weight: 74g;Main material: stainless steel; Packing contents :4 corner brackets and 36 screwsMain color: silver tone; Number of holes :8Thickness :1.8mm/ 0.07". Aperture: 5mm/ 0.2"Size :70 × 70 × 50mm(length * width * height); Hole middle distance :45 × 35mm/1.8 "× 1.4" (L * W)