Skyoptikst SKYOPTIKST 1.25 inch Telescope Focuser Suitable for 4.5'' - 8 '' Newton Reflecting Telescope All-Metal

Full metal with 1.25 inch dust cover Adjust the Focal length by the gear, and fine tuning more accuracy The inside of the item is fully threaded to minimize reflections The base plate radius of this focuser is 76.5mm Fit Type: Reflection Type telescope Fitting Diameter: 1.25-inch / 31.7mm Type: Rack Pinion Design Material: Fully Metal Color: Fully Black Net Weight: 363g Suitable for 114-160mm caliber Newtonian reflector telescope The curved base plate is a perfect match for 250mm outer diameter tubes, other outer diameter optical tubes are also suitable, longer fixing screws may be required