Subal Zoom ring - 4ZTO35 for Tokina 10-17/3.5-4.5 AF DX.

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 / C40 / C50