Holdrite QS-120 is a water heater restraint bracket designed to keep your water heater securely in place and prevent it from tipping over in the event of an earthquake or other seismic activity. The QS-120 is made of heavy-duty steel and is easy to install with the included hardware. It features a unique J-Clip design that allows for easy adjustment and a snug fit around the water heater. The QS-120 is also compatible with zero-clearance water heaters.