American Barbell Single Rack3x3 11 gauge steel and 3 4" hardware makes this an incredibly solid rack with modular functionality and a wide variety of customization options. Plastic protection on both sides of the J Hooks helps protect the bar and uprights from scratching and wear. This bench and squat rack is an excellent starting point for a variety of training options and a great choice for garage gyms and sports and performance training centers alike. Construction: 3x3 11