K&M 21900 Zinc-Plated Thread Adapter
21900 Overview
The K&M 21900 is a compact steel thread adapter engineered for use with professional microphone stand hardware, specifically designed to fit the threaded hole of the K&M 21231 boom arm. It features a 3/8″ female thread and a 1/2″ male thread, enabling reliable conversion between the two most common thread standards found in professional mic stand systems. With a 16 mm external diameter and zinc-plated steel construction, it provides durable, corrosion-resistant performance in demanding live, studio, and installed audio environments. This adapter is an essential hardware component for audio engineers, system integrators, and touring crews working with K&M stand configurations.
Its compact form and standardized threading make it a straightforward solution for expanding compatibility between boom arms and microphone mounts without requiring additional hardware.
Key Features
- 3/8″ Female Thread — accepts standard 3/8″ threaded microphone mounts and accessories
- 1/2″ Male Thread — connects directly to 1/2″ threaded stand hardware and boom arms
- 16 mm External Diameter — precise fit for compatible K&M hardware including the 21231 boom arm
- Zinc-Plated Steel Construction — corrosion-resistant finish extends service life in varied environments
- K&M 21231 Compatible — engineered specifically to seat into the threaded hole of the K&M 21231 boom arm
- Lightweight — weighs only 0.03 kg, adding negligible load to any stand configuration
Technical Specifications
| Female Thread | 3/8″ |
| Male Thread | 1/2″ |
| External Diameter | 16 mm |
| Material | Steel |
| Type | Zinc-plated |
| Weight | 0.03 kg |
| EAN | 4016842824977 |
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