Gator GFW-MIC-SM1855 Deluxe Universal Shockmount Improves Clarity in Recordings by Isolating Mic from Intrusive Vibrations. Three Centrally Mounted Rubber Gripping Clamps Adjust to Secure Mic. 5/8"27 Standard Mic Thread Attachment with Angle Adjustment Knob. Inner Diameter Adjusts from 0.71/18mm 2.17/55mm.