The Serozzetta SZM004 Bathroom Turn & Release Black Nickel is designed to be used with the black nickel finished handles in the SZM handle range. Other Variations The turn & release is also available in the following finishes: Polished chrome Satin chrome Some of these variations can be found in the related products. Bathroom Turn and Release The bathroom turn and release is 51mm in diameter and has a concealed fix, screw-on-rose. It has a very smooth operation and is supplied with a spindle for straight forward installation.