1.25 inch Telescope Focuser for Refractor Astronomical Telescope - -with M42 Female Thread -All-Metal Casting

All metal, M56 * 1mm external thread at the bottom 1.25 inch interface, and the inner wall of focusing tube is provided with matting thread Surface oxidation black treatment Under fastening condition, 65mm high, 105mm focusing tube, 65mm focusing stroke Suitable for 1.25 inch refracting telescope with an inner diameter of more than 56mm

• SKYOPTIKST Rack and Pinion Focuser for refractor telescope with 1.25 inch eyepiece interface
• All metal focusing handwheel; You can adjust the focal length by the gear; Focuser Travel is 65mm;
• Brass ring design; Internal brass ring that the set screw hits to hold your 1.25inches eyepiece inside for eliminates marks on your eyepiece barrel
• Inner wall extinction treatment; the inside of the item fully threaded to minimize reflections;Surface oxidation black treatment，Prevent equipment from rusting
• Come with 1.25 inch dust cover; It can protect your equipment from dust; Thereby extending the service life of the equipment