Curved Grab Bar: The unique grab bar offers an enhanced level of support and stability while supporting up to 300 pounds. Rotates and Locks: The rotating grab bar can be easily locked at any angle to give users an added sense of stability when standing. Height Adjustable: The Security Pole can be extended vertically from 7 to 9 feet creating tension between tub and ceiling. Compatible Bathtubs: The bathtub transfer pole fits standard alcove bathtubs with flat sides and clamps to bathtub rims 3 to 7 inches wide and 13 to 21 inches tall. Shower Curtains: To ensure water is contained, the bathtub grab bar should be used with two curtains, one installed on either side of the Security Pole