【dimensions】8 x 6 inch shelf bracket, designed to support 8 inches to 10 inches deep shelf. 【material & Capacity】 The Specially made metal material is lighter but stronger than the others on the market. It has greater load- bearing capacity, It can hold up to 380 pounds each pair , FIRMETAL heavy-duty brackets can support machines, books,electric power tools , TV bench ，Emergency food, etc. 【powder coating finished 】 Matte black coated finish ,durable and sturdy. Rust free raw material 【Applicable place】FIRMETAL bracket comes with traditional black,It fits in perfectly in your kitchen, garage, basement storage room, and backyard. 【Complimentary hardwares】Comes with screws and anchors for different walls. Following the installation manual properly, put your Pre-prepared board on, you will get your perfect and stable floating shelves. (attention: For loads greater than 200 LBS., a metal expansion tube is recommended)