The Beyerdynamic BS 86 is a 3.5cm set flash holder.
The Beyerdynamic BS86 comes with a thread mountable 3/8" adaptor for a flash/accesory holder on cameras.
Beyerdynamic BS 86 3.5cm 3/8" Set for Flash Holder (code 59479)
3.5cm 3/8" Set for Flash Holder
£7.89 (inc vat)