Cokin B100A Filter Holder, Series X-pro

Description

Accepts the XP Filters which are the Largest size Filters on the market - 170mm x 130mm (5 1/3 x 6 2/3")
Holds 2 filters at once
Exclusive Ring Locker System, which keeps the filter parallel to the lens and it allows you to secure the holder in a certain position or you can loosen it to allow the holder to rotate freely
Large holder reduces risk of vignetting when shooting with wide angle lenses
Holder is reversible for polarizer use