Solomark 1.25 to 2 Inch Telescope Eyepiece Adapter
This is a very high quality anodized aluminum adapter that has filter threads at the bottom for 1.25 inch telescope filters (31.7mm threads).<br> It also has an internal brass ring that the set screw hits to hold your 2 inch eyepiece inside. <br> This eliminates marks on your eyepiece barrel.<br> Nice large thumbscrew that is easy to turn even in very cold conditions or with gloves on.