Sennheiser MZH 908 B concerns a microphone clamp for wind instruments, which comes standard with the Sennheiser E 908 B instrument microphone. It is therefore a spare part.
The Sennheiser MZH 30 white is a metal ceiling holder for aligning a microphone head from the ME series. It is designed so that you can neatly lead the wiring along the hanger.
The Sennheiser MZH 30 is a metal ceiling holder for aligning the microphone head of a Sennheiser ME 34, ME 35 or ME 36. It is designed so that you can neatly lead the wiring along the hanger.
Sennheiser drum clamp for E604.
The Sennheiser MZH 908 D clamp is specifically designed to fasten the Sennheiser E 908 microphone or the Sennheiser E 608 microphone to a drum.