Subal Zoom ring - 4ZNS860 for Sigma 12-24/4.5-5.6 EX DG ASP. HSM

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