Gator GFW-MIC-CLMPBM9 Adjustable Angle 9 Inch Clamp-On Mini BoomGator GFW MIC CLMPBM9 Adjustable Angle 9 Inch Clamp On Mini Boom Frameworks Adjustable Angle 9 Inch Clamp On Mini Boom with Interlocking Design Key Features Adjustable angle clamp on mini boom Clamp securely attaches to tube diameters ranging from 15mm 22mm 9" reach to end of boom Angle adjustment clamp allows 270 degrees of rotation Interlocking teeth locks angle into secure 5 8 27 male threads at boom end with jam nut