Introducing the Rockwood 2945.26D Automatic Flush Bolt in Satin Chrome Finish. This set includes 1 flush bolt with a bolt head diameter of 1/2 inch and a bolt length of 1 1/4 inches. The height of the flush bolt is 8 1/2 inches and the width is 1 inch. The bolt is made of brass and stainless steel material and comes with all hardware necessary for installation. This automatic flush bolt is suitable for commercial doors and is California Prop 65 Warning compliant. The manufacturer warranty lasts for 1 year. This bundle does not include any custom items or batteries.