Symphaudio PSMK-100 Universal Microphone Shock Mount and 5.9" Diameter Pop Filter Bundle for 21mm ( 0.82" ) Diameter Microphones - Black Isolates most studio condenser mics from physical vibration, floor, and stand noise Clamp interior is lined with cloth to protect your microphone from scratching, scuffing, and other physical imperfections The adapter features an angle adjustment with locking knob and will attach to any mic boom Made with high quality plastic material Fits microphones with a diameter of 21mm. PLEASE VERIFY your microphone size BEFORE ORDERING.