FastCap 09394-BL 3-1/2-inches x 16-inches Black SpeedBrace Stealth 300LB, 4-Pack POWER COATED STEEL: Made of thick 3/16'' powder-coated steel 300 POUND SUPPORT: Supports your countertop with ease NOT VISIBLE: Nearly invisible when installed SPECS: Measures 3-1/2'' W x 16'' L COUNTERSUNK SCREW HOLES: Screw holes are countersunk into the brace for a flush installation