Vestil steel structural rack guards with rubber bumper. Economical way to protect against damage to pallet racking and wall corners. Constructed of 6-inches or 8-inches structural steel "C" channel. Available with a rubber bumper. Easy to install to concrete surface. Four mounting holes for maximum stability. Safety yellow powder coat finish. Installation hardware sold separately. Base measures 10-1/2- inches width by 8-1/4-inches depth. Usable opening measures 4-1/2-inches width by 4-inches depth. 24-inches overall height. Usable Length (in.) 2-7/8