Subal Zoom ring - 4ZNS61 for Sigma 10-20 / 4.5-5.6

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 F5 / N10 / N80 / D10 / FS2 / ND2 / ND20 / ND3 / ND30 / ND700 / ND90 / ND70