The Invacare Knurled Grab Bar comes in five different lengths: 12", 16", 18", 24, and 32". These grab bars are made of rust-resistant, heavy-duty gauge steel with a 1" chrome-plated finish. The knurled surface provides a steady grip to prevent risks of falling. These bathroom grab bars can be mounted vertically, horizontally, or diagnonally in the tub or by the commode. Installation instructions, hardware, and 3.75" diameter mounting brackets with rubber gaskets to protect walls are included. These grab bars are not ANSI or ADA complaint. The weight capacity is 250 lbs.