Am1824 B 18 In. X 24 In. Work Station Brackets - Black 1/8 steel bracket support 1000 lbs. each. Offers multiple 1/4 mounting holes per side (fasteners not included). Reversible design makes brackets versatile and easy to use (short or long leg can be used for shelf). Have a 3 x 3 notch to allow for a wall cleat and wire run clearance.