Sound Devices A20-HH Capsule Collar -- Threaded on one side to accept the Sound Devices CD1 cardioid mic capsule and Sennheiser capsules. Then by removing just three screws, the collar can be flipped over to accept the connection for Shure capsules.

Sound Devices A20-HH Clip -- Designed to securely hold the A20-HH handheld microphone, with a threaded adapter for use with both 3/8 and 5/8 stands. With the A20-HH Clip’s angled head and smooth grip, the A20-HH mic can effortlessly slide in and out for hands-free or stabilized use.