CRL's Cable Shelf Bracket will help provide low-cost, high-style storage. They can hold any shelving material including wood, glass and marble. They can also be used for utility shelving. The brackets come in natural aluminum or anodized black finish and are available for 3/8" to 1/2" (10 to 12 mm) and 5/8" to 3/4" (16 to 19 mm) thick shelves. Constructed of stainless steel cable and aluminum fittings which help to hold up to 100 lbs. (45 kg). The design supports the front and rear of the shelf in suspension. Includes a pair of brackets, round back plates, two screws, plastic tabs, and instructions.