【Stable Viewing】- Protect your eyepiece with our reflector telescope focusing mount. Integrated within the focusing , it assures firm hold of the eyepiece, rendering your astronomical observations remarkably steady. 【Ease of Use】- Install and operate like a pro with our astronomical telescope focuser. Ideal for DIY refracting astronomical telescopes, it offers smooth focusing, even for reflecting scopes. 【Superior Fine-Tuning】- Achieve absolute precision with our telescope focusing mount feature. With a lens tube size of 60mm and a length adjustable via a gear mechanism, it is specially designed for eyepieces of 0.965 inches, delivering superior detail in every observation. 【Quality Construction】- Experience enduring performance with our astronomical telescope focusing . Created from ABS plastic, it promises lengthy service life and incredibly precise and smooth focusing, even under high magnification. 【Optimum Visual Clarity】- from clear, no reflection viewing with our telescope refractive focus holder. The telescope's focusing is fully threaded on the inside to minimize reflections, guaranteeing an undisturbed observation experience.