B+W 72-77mm Step-Up Ring Manfrotto 032SPL The base portion can also

The base portion can also rotate 360° for an even greater range of motion

Flash Duration: 1/800 Sec (Full Power)

Cordless operation with optional 4 x AA non-rechargeable batteries

Jumbo Frame technology also allows users to send larger packets

It was designed to provide the easiest experience locating celestial objects in the night sky by projecting a dual circle reticle to allow you to find your object without obstructing it

B+W 72-77mm Step-Up Ring Manfrotto 032SPL The base portion can alsoUse 77mm Filters on 72mm Lens Knurled Sides for Firmer Grip Anodized Aluminum Construction The B+W 72 77mm Step Up Ring permits the use of 77mm threaded filters on lenses with 72mm filter threads. It features a lightweight, aluminum alloy construction that has a corrosion resistant, black anodized finish for durability. This step up ring has side knurlings to provide a more textured grip when mounting or removing it from a lens. Size 72 77 mm