Lock Raised Toilet Seat with Handles, 5 Inch Toilet Seat Riser Heavy Duty with Adjustable Arms and Legs Fits Most Toilets, Elevated Toilet Seat 300 LBS(Regular, Grey+White）Brand: Angol Shiold Color: White Features: FITS MOST TOILETSThe toilet seat riser is compatible with a variety of toilets, including round, standard, and elongated ones. It has a hole in the middle measuring 9. 45". The raised toilet seat with arms provides 17. 5" of space between the arms and has a seat width of 20 1 2". Please note that it does not fit ADA height toilets, so make sure to measure before purchasing. ADDS 5 INCHES TO TOILET SEAT HEIGHT