Manufacturer: UltraTech, Manufacturer Part Number: 2374 Heavy–Duty Magnet Makes Installation Quick and Easy! Protect warehouse racking from damage caused by forklifts, pallet jacks and other equipment Heavy–duty magnet holds unit securely in place – no hardware required for installation Polyethylene construction is maintenance–free – no painting or upkeep required Safety yellow color with contrasting black warning stripes provides excellent visual reference for drivers and other warehouse personnel Stack multiple units for additional protection Works with racking up to 4” wide SPECIFICATIONS1.5 lbs.1 unit3.25" D x 5.375" W 15.5" H