This König & Meyer 21329 Adapter is a precision-engineered steel component designed for speaker-satellite systems. Measuring 250 mm in length with a 35 mm tube diameter, it features M20 male threading on one end and M20 female threading on the other, enabling secure integration into mounting configurations. Ideal as a standalone rod or expandable extension, it maintains structural integrity while allowing technicians to customize vertical dimensions. The black-finished adapter weighs 0.6 kg, providing optimal strength-to-weight balance for professional audio applications without compromising stability.