Premium Steel Construction & High Load Capacity-Crafted from heavy-duty steel, with a 0.5-inch thick horizontal arm and 3/8-inch thick vertical plate, this T-shape countertop support bracket offers outstanding strength and durability. Designed to support heavy countertops like granite, quartz, or concrete, it ensures long-lasting stability and peace of mind in both residential and commercial settings. Thoughtful Dimensions & Functional Design-This island countertop bracket is expertly designed for balance and efficiency, with size options of 16 , 18 , 20 , and 22 to fit various countertop overhangs. Its T-shaped structure offers ideal support while maximizing legroom and storage space underneath. Both two ends of the granite countertop bracket has 45 beveled edge for safty concern. The countersunk screw holes allow flush mounting for a streamlined fit.