This listing is for a set of 4 Concealed Brackets with a Shaft Diameter of 10mm/0.39" and a Mounting Hole Distance of 42mm/1.65". The brackets are made of Iron and have a Silver Tone finish. The dimensions of each bracket are 100x70x7mmx4mm and they weigh 339 grams. These brackets are designed for Wall Mounting and come with 4 Mounting Holes each, measuring 11 x 6mm/0.43" x 0.24" (L*W). They are perfect for creating an Invisible Floating Shelf and can support up to 4 shelves. The package content includes 4 Concealed Brackets and the main colour is Silver. This type of bracket is suitable for any room and is ideal for adults who are looking for a minimalist and sleek storage solution.