this length is commonly specified as a vertical grab bar for shower transfer assist per §608

The mounting hardware for the shelf is not included with the unit

✅ 18" (457 mm) length with 1-1/2" (38 mm) diameter tubing

Lock: Tumbler lock keyed alike to other ASI washroom equipment

Yes — when properly installed

ASI 3815 (33 x 30 x 0.5) Commercial Grab Bar, 1-1/4" Diameter x 33" Length, Stainless Steel material-Chrome Plated Brass this length is commonly specifiedHorizontal Grab Bar Snap Flange cover snaps over mounting flange to conceal screws Type 304 Stainless Steel Satin Finish Surface Mounted 18 gauge tubing with 1 1 2" Outside Diameter The ASI 3815 is a wall to floor grab bar that measures 1 1 2 inches in diameter. Featuring a smooth finish, the unit is 30 inches by 33 inches in size. The grab bars are crafted from 18 gauge stainless steel tubing that has an attractive satin finish to cut down on