The newly designed BEST ADA rim cylinder thumb turn is ideal for areas where the convenience of a thumb turn is preferred over a key cylinder. Designed to last, this thumb rim cylinder enables ADA compliance and compatibility. Additional features include: easy to lock and unlock without a key; visual confirmation that the lever handle is locked based on the position of the thumb turn; temporary removal of the thumb turn enables compatibility with the Precision 2110VI product; and available in multiple finishes (satin brass, bright bronze, satin bronze, dark oxidized satin bronze/oil rubbed bronze, satin nickel, flat black powder coated, bright chrome, satin chrome, stain stainless steel and dark bronze). The thumb turn is ideal for use with the following products in the dormakaba brand family: Precision 2110 with visual indicator, Precision Apex 2000 series and Dorma Series 9000.