This gear set is designed for Cinema System Housings to use both Focus and Zoom control on the Sigma 17-70mm F2.8-4 DC Macro OS HSM | C lens with compatible housings. Compatible port and extensions required.

This item is non-returnable, non-refundable, non-cancellable, and may be subject to extended lead times as it is manufactured on demand.  We always do our best to meet trip deadlines so please advise us if you have a trip coming up!

See for additional information.