![König & Meyer mute holder (3 rings) thumbnail](https://d10psicl6i5z09.cloudfront.net/16/3/images/catalog/i/l_1924-805605.3.jpg)
The HA100 is designed for four cornet, trumpet, trombone or French horn mutes. The rings and cup are covered with protective rubber foam and each has 270° of adjustment swivel. The holder attaches to most music and microphone stands with a shaft diameter of 8–30 mm (0.31–1.18 in.).