The Wave Grab Bar is manufactured using high quality 18 gauge 1.25" diameter 304 stainless steel. Convenient mounting flange post with set screws allow for easy flange access during installation yet preserving the clean finished look of the concealed flange cover. Using a wingit compatible flange base and 5 optional screw hole ports makes locating on a stud or hollow wall even easier than ever. 4 hollow wall togglers included with every bar. The Life Line Collection has been designed, built, and tested to 500lbs exceeding HUD, FHA, VA, ADA, ANSI and other federal, provincial, and local codes. • Grab Bars can only be as strong as what they are mounted to. It is imperative when installing any safety product to consult with a qualified contractor to insure you have sufficient backing. All Wave Grab Bars ship complete with easy to follow instructions, mounting hardware for stud framing & hollow walls. The Life Line Collection has been designed, built and tested to 500lbs. The Wave Grab Bar comes in 5 standard finishesand is available in either a right hand or left hand orientation.