Features: Upgrades your skywatching experience with this 1.25inch focuser designs for 76mm/114mm/135mm Newtonian reflectors telescopes, featuring DIY friendly installation and precise optical alignment. Crafted from strong ABS plastic, this 160mm long focuser offers a 65mm extension ranges , 1.25inch universal interfaces , and three pierced mounting holes for secure attachment to telescopes with up to 150mm apertures. Ideal for astronomy enthusiasts search to optimizes entry level Newtonian reflectors telescopes, particularly models suitable with 110 160mm PVC tube diameters. Perfect for backyard observations of moon craters, planetary particulars , or deep object, ensuring smooth concentration adjustments during extended skywatching meeting . The 130mm height base provides stable central plane control, making it essential for astrophotographers and visual observers prioritizing ethereal imagery. Specifications: Material: ABS Length: about 160mm/6.29inch Package Includes: 1xReflector Telescope focuser note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.