Aquatech XLD-135 Lens Port NiSi 75mm Square Filter System We include a 1/4 20"

We include a 1/4 20" thread adapter for those with a smaller thread post on their tripod legs

Machined from solid brass and available in either anti-glare

Dual opening protective lens cases available in a range of sizes

macro photography and more

With the built-in USB cable

Aquatech XLD-135 Lens Port NiSi 75mm Square Filter System We include a 1/4 20"The AQUATECH XLD 135 Lens Port is designed for wide angle angle zoom and prime lenses (will require the correct Lens Gear) and other lenses. The XLD 135 can be combined with X Adapters and P Series extensions. Please refer to the lens port reference chart for the correct equipment to suit your lens. AQUATECH Lens Ports feature a threaded system that is interchangeable with all AQUATECH Water Housings. No tools are required to attach or remove the