The Audio2000'S AMC4182 3-pack microphone holders are designed for wireless handheld microphones. Configured with flexible and strong soft plastic high quality material, they are easy and convenient to attach microphones to or remove microphones from the AMC4182 microphone holders. The AMC4182 microphone holders are designed to hold your handheld microphones securely and easily with 5/8" X 27 metal threads. Also, the AMC4182 microphone holders can have the tilt angle adjusted easily for your microphone placement conveniences. There 5/8" male to 3/8" female adapters are included for the microphone clips to be used with the stands configured with the threads with the 3/8" diameter.