FastCap Speed Brace Counter Top Brace System-White (21in x 24in) Brace yourself for the SpeedBrace! The SpeedBrace is full of incredible features that make it fast and easy to use.The heart of the SpeedBrace is the 1-1/2" x 1-1/2" notching system that makes for fast and easy alignment after installing a level cleat along the wall. 1,000 lbs. load capacity per pair (on 16" centers). Perfect for your shelves, countertops & workstation. From there it is easy to adjust the SpeedBrace to the exact location along the wall for securing it to a stud. The load capacity for the SpeedBrace is 500 lbs. per pair of SpeedBraces on 16" centers. The SpeedBrace is full of features: Fast, easy alignment: uses 3/4" cleat system Folded steel design add additional stability Conduit holes for running cords, cables and other other wires Countersunk screw holes allow screws to sit flush