The Gravity MAMH 01 is a microphone mounting rail made of black powder-coated steel for clamping onto stands and music stands with a maximum tube diameter of 30 mm. It features a knurled screw with a 3/8" thread for attaching the microphone clip (not included).
Adam Hall GmbH, Adam-Hall-Str. 1, 61267 Neu-Anspach, Hessen, Deutschland, info@adamhall.com, https://www.gravitystands.com