GFW-MIC-CLMPBM9 Adjustable angle clamp-on mini boom is ready to be your favorite accessory. The boom securely attaches to any tube diameter ranging from 15mm to 22mm. The 9” reach to the end of the boom provides ample distance. The angle adjustment clamp’s interlocking teeth securely locks the boom angle in place while allowing 270 degrees of rotation for perfect placement.The 5/8 –27 Male Threads at boom end with jam nut fits on most any microphone.The GFW-MIC-CLMPBM9 by Frameworks is a great space saver when using a second microphone stand is not an option. As an added bonus the system clamps onto most desk surfaces As well.