FH-170C1 Filter Holder for Canon 11-24mm f4/L
The FH-170C1 Filter Holder is designed to work with the Canon 11-24mm / f4/L lens. The largest of Benro’s multiple filter systems.
The FH-170 uses any glass or resin filters measuring 170mm in width and 2mm in depth. It will also allow for a Super Big Mount CPL filter to be used in conjunction with ND or GND filters.