Granite Fitness Mainline 3x3 Wall Mount Rack / Stands (90 Tall)Granite Mainline 3x3 Wall Mount Rack offers the space saving solution to your home or garage and commercial strength training facility questions. This wall mount system will offer you some of the functionality of power rack, squat stand (depending on your height), pull up bar and more. This wall mount uprights will need to be securely bolted to the wall as well as the floor before using. The wall mount system comes with a pair of Granite J-cups, which is 3/8 thick and feature li