28"; Microphone Boom Arm. These microphone boom arms are the perfect microphone accessories for any radio, podcast or home studio setup. The articulating design of the MBA28 and MBA38 provides a maximum horizontal/vertical arm reach of 28"; and 38"; respectively, giving users convenient flexibility with their mic placement. Both models also feature internal springs that allow for silent and effortless positioning, which is ideal while recording or during live broadcasts. With two mounting options included with each, the MBA28 and MBA38 can be temporarily attached to a table or desk with the C-clamp mount, or more permanently fixed to a surface with the flange mount. In combination with durable steel construction, both mic boom arms offer 58";-27 mic clip threading that can accommodate any mic weighing up to five pounds.