Elizabethan Classics ECSE2CP End Mount Shower Riser with Enclosure, 45-Inch by 25-Inch, Chrome 45-Inch Length by 25-Inch Width For use with wall tapped tubs and rim mount Roll Top and Slipper Tubs 5/8-Inch OD two piece riser and 1/2-Inch IPS showerhead 36-Inch Ceiling brace and 12-Inch wall brace can be cut Both ceiling and wall supports must be used to prevent swinging