Nikon NIKKOR Z 180-600mm f/5.6-6.3 VR Lens (Z) - Manual (Page 27)

Rotate the camera, using the rotation indices for
reference (
w
).
Tighten the tripod collar ring attachment screw (
e
) to
fix the lens in place.
Be sure the tripod collar ring attachment screw is fully tightened. If the tripod
collar ring attachment screw is loose, it could pop out unexpectedly and cause the
lens to fall, potentially resulting in injury or product malfunction.
27 Using the Tripod Collar Ring
2.
3.