Vizelex ND Throttle Lens Mount Adapter - Nikon Nikkor F Mount G-Type D/SLR Lens to Fujifilm Fuji G-Mount GFX Mirrorless Camera Body with Built-In Variable ND Filter (2 to 8 Stops) Modifier Type_Diffusion Dome Compatible with Gopro's quick release

Compatible with Gopro's quick release mounting buckle system

When attached it then allows for the convenient use of two 2

They help protect your camera from dust

The Sharkcage is a lightweight and sturdy aluminum cage system for your GoPro HERO5

Mounts M39 (x1 Thread Pitch) Screw Mount Russian SLR Lenses to M42 Screw Mount System cameras

Vizelex ND Throttle Lens Mount Adapter - Nikon Nikkor F Mount G-Type D/SLR Lens to Fujifilm Fuji G-Mount GFX Mirrorless Camera Body with Built-In Variable ND Filter (2 to 8 Stops) Modifier Type_Diffusion Dome Compatible with Gopro's quick releaseDescription Specs Compatibility Notes Product Highlights: Mounts a Vast Range of Vintage Workhorse Lenses to Fujifilm G Mount GFX Cameras Built in Variable Neutral Density Filter ND4 256 (2 8 stops) for easy and convenient image control over any lens that you attach Enhanced craftsmanship and high tolerance construction for demanding professionals; infinity focus or beyond guaranteed Precise fit, solid all metal connection with chrome plated brass