A. Heavy Duty Floating Shelf Brackets Support max 150LB/pair-- Your shelves will hold as much as 150 lbs when mounted to a stud or brickwall. Now you can hang all your shelves without having to worry about metal accessories ruining your home dcor thanks to your hidden floating shelf hardware B. Premium Finish & Improved Durability -- To ensure quality we have enhanced corrosion protection with a powder coated finish layer for a long term use of the floating shelf bracket and avoid rust accumulation. C. Large Size -- Rod is 6 inches long with 1/2 inch diameter. Back plate is 16 inches wide and 1.0 inch in height, Supports floating shelves from 6" to 11" depth. D. Premium Screws & Wall Plugs -- A Bracket needs Accessories. We provided both Screws and Wall Plugs for solid wall like brick and concrete as well as nylon anchors for drywall and plaster wall. The steel screw as just right length and strength to be the right choice for any project. E. Suitable For All Kind Of Scenes -- Perfect for open shelves in the kitchen, pantry, fire place mantle, garage ar any room in your home or office. Made to perfectly fit nominal size dimensional lumber boards found at local home stores.