The Quick-Sling® QSWB2000 is a hurricane rated flat wall or siding mounted bracket with 350 lbs. capacity. The QSWB2000 includes a slider track which allows the shelf/arms to adjust from 6 - 34 in. widths. The Quick Sling line of wall brackets provide a quick, safe, and stable way to mount an outdoor mini-split unit to multiple types of wall structures. They are designed for easy access during installation, service, and maintenance. Quick-Sling® Wall Bracket, 33-1/2 in Length, 25-1/4 in W, 18-1/8 in Height, For Use With: Air Conditioner, Steel, Telegray, Import