Beyerdynamic DT280 DT290 MK2 Boom Arm Assembly (image for illustration only)
Genuine Beyerdynamic DT280 DT290 spare part Mark 2 Boom arm assembly with microphone.
The MKI boom arm has a flat swivel joint.
This MKII version has a ridge on the swivel joint.
The speaker housing seen the current image is not included.
Beyerdynamic Part Number: 905895