Thronmax Caster Adjustable Microphone Boom Arm

Thronmax Caster Adjustable Microphone Boom Arm


The Thronmax Caster is an adjustable suspension boom arm with built-in cable (USB-C or XLR) – designed for all Thronmax microphones and other professional broadcast mics.

The Caster features an internal spring design, allowing microphones to be freely positioned above your desk for maximum convenience and optimal sound capture. Hidden cable management in the arm also means no more loose wires, so you can keep your setup tidy & simple.

Made from high-quality extruded aluminium and boasting a broadcast, studio-grade, all-tube design, the Caster will take your recording setup to the next level!

Please Note: Microphone is not included, please select the correct cable option for your mic


Frequently Bought Together

Total Price: £79.99

Built-in Cable with Hidden Management

High quality connectors with hidden cable management built into the arm means no more loose wires running down!

Feeding directly through the arm to your mic means that you can keep your setup simple and tidy.

Robust C-Clamp & Internal Springs

The Robust C-clamp creates a solid connection with your desktop and an advanced internal spring design means that you can keep the microphone where you want it, for as long as you need it.

Full 360 Degree Rotation

Full 360-degree rotation means you are covered for any application. Plus, with a 32-inch reach, you can ensure that the microphone is positioned exactly where need it.

Easy Hand Tightening

All friction-hinges are hand-tightening, so there’s no need for any additional tools. This also enables smooth & quiet operation, minimising any noise interference to your recordings.

Use with Your Thronmax Microphone or Other Compatible Mics

Designed for the Thronmax range of microphones, as well as other mics with standard 5/8″ threading or 3/8″ (via included 3/8″ to 5/8″ adapter). It’s also compatible with all standard shock mounts.


Material: Extruded aluminum
Desktop Mount: C-clamp
Product Weight: 1400 grams
Rotation: 360 degrees max horizontal
Reach: 32” max
Weight Hold: 2.4lbs (including mic and shock mount)
Cable Management: Hidden cable management – USB-C or XLR
Threading: Standard 5/8” threading, adapter for 3/8” threading

Box Contents:

Caster desktop boom arm (no microphone included)
C-clamp for desktop mount
1/4″-20 Male to 5/8″
3/8″-20 Male to 5/8″

Built in cable
USB Version: Type-C micro and mini usb adapter
XLR Version: XLR to XLR attachment


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Delivery and returns information to come…

Thronmax products have a 1-year warranty as standard. An additional 12 months can be activated for free upon product registration. (T&Cs apply, find out more)