Subal Zoom ring - 4ZN034 for Nikkor AF-S 16-35 / 4.0 G ED VR
For manual focus and manual zoom lens tooth rings must be applied. SUBAL avoids the fastening with screws - and therefore deformation and damage of the lens with precise adjustment.
for Subal ND3 / ND30 / ND700 / ND90 / ND7000