The LPB Silent Boom Arm with 12" Riser is a retractable microphone boom arm designed for radio broadcast applications. The Silent Boom Arm solves the noise problems associated with articulated microphone boom arms. The Boom features flocked springs and an extruded, solid aluminum frame which eliminates handling noise, twang and the hollow ambiance associated with hollow frames. An external cable mount groove eliminates the use of cable ties. The Silent Boom will hold up to 7 lbs and features a reach of up to 30 inches (76.2cm).