The Schoeps A 20 S is shock mount for CMC microphone amplifier and capsules. When accessories such as the CUT filters, GVC or S 250 Cg are added to the microphone, the stiffer elastics of the A 20 S are required. The base has a 5/8"-27 NS internal thread with adapter for 3/8" and 1/2" included. A special clamp secures the microphone cable. This is necessary with the A 20 and advantageous with the A 20 S. The microphone can be tilted to any angle.