H&Y Filters HD EVO-Series Magnetic Variable ND3-1000+CPL Filter Kit - 82mm 67mm Adapter and has both thickness

and has both thickness

External dial on the circular polarizer filter ring assembly allows for the independent rotation of the polarizer filter when it is used with the filter holder

That filter is mounted within a geared aluminium alloy filter ring assembly with an external dial

Wonderful DB-3828U (28 Litre) Heavy Duty Dry Box with Hygrometer

Foot can be folded for storage

H&Y Filters HD EVO-Series Magnetic Variable ND3-1000+CPL Filter Kit - 82mm 67mm Adapter and has both thicknessH&Y Filters HD EVO Series Magnetic Variable ND3 1000+CPL Filter Kit 82mm Key Features Variable ND3 1000 & CPL Filter Variable Neutral Density & Circular Polarising Filter Magnetic Adapter Ring and Lens Cap Dual Mount Design Aluminum Filter Ring Multicoated Optical Glass Front and Rear Threading Screw In & Magnetic Attachment This HD EVO Series Magnetic Variable ND3 1000 & CPL Filter Kit from H&Y Filters includes an 82mm variable ND3 1000 and CPL