Sennheiser MK 4 Instruction Manual page 8

Putting the MK 4 into operation
To suppress structure-borne noise, you can optionally use the
MKS 4 shock mount which is available as a Sennheiser accessory.
Place the microphone from
above into the inner shock
mount cage and screw it
tight.
To orient the microphone,
always loosen the wing screw.
MK 4 | 7