Knape & Vogt John Sterling Dual Trak Adjustable Wood Shelf Bracket, 14-Inch, Black, 0122-14BK Designed to support wood shelves 14-inches to 18-inches deep This bracket has been designed in a way to minimize steel usage, while providing expected heavy-duty strength. The design style of this bracket is a more modern play on a classic European style. Holds up to 230 lbs. per pair when attached to Dual Trak Wall Standards that are mounted into 16-inch wall stud centers These brackets have screw holes on the bottom of the bracket to allow for the convenient attachment of wood shelf boards Durable black powder coat finish Brackets sold individually and hardware not included