The ASI 3556-P is a horizontal grab bar unit that measures 1-1/2 inches in diameter. Featuring a peened gripping surface, the unit is 54 inches by 36 inches in size. The grab bars are crafted from 18-gauge stainless steel tubing that has an attractive satin finish to cut down on fingerprints, while still giving the unit an attractive gleam. At either end of the unit and at the angle is a flange that is 3 inches in diameter. Each flange is made from type-304, 11-gauge stainless steel and is securely herliarc welded to the stainless steel tubing. Within each flange, there are three countersunk, predrilled holes 7/32 inches in diameter and designed to accept No. 10 self-tapping screws or oval head mounting screws (not included). One hole is positioned approximately every 120 degrees to ensure the securest installation possible. Once the grab bar is mounted, the mounting hardware remains fully exposed. The unit meets or exceeds all requirements for grab bars established in ADA.