Sensei 49-55mm Step-Up Ring Heil Sound Pro Set 3 29 arcsec Maximum Useful Magnification

29 arcsec Maximum Useful Magnification 213x Motor Yes GO-TO Capability Yes PC Compatible Yes

Sevenstar ST-500 Step Up/Step Down Transformer (500W)

Diopter Adjustment

9mm and 25mm Eyepieces

Sensei 49-55mm Step-Up Ring Heil Sound Pro Set 3 29 arcsec Maximum Useful MagnificationUse 55mm Filters on 49mm Lens Corrosion Resistant Anodized Aluminum The Sensei 49 55mm Step Up Ring permits the use of 55mm threaded filters on lenses with 49mm filter threads. It features a lightweight, aluminum alloy construction that has a corrosion resistant, black anodized finish for durability. UPC: 847628538092 Size 49 55 mm Thickness 3 mm Material Aluminum alloy Knurling None Packaging Info Package Weight 0. 05 lb Box Dimensions (LxWxH) 3. 3 x