... just be aware vintage Beyerdynamic gear had 8mm threads, so make sure you order the right one! Change happened round 2019. For the newer products with 5mm thread this adapter will do perfectly fine, quality is good!
And a message to Beyerdynamic: I much preferred the older 8mm thread, which is studio standard somehow (used by Sony, Sennheiser, Audio Technica...)! Hence just 3 stars for handling...