1 Made of quality aluminium alloy material, high strength, corrosion resistant, sturdy and durable. 2 Lightweight and compact size, easy to carry and use. 3 High precision double helical focuser for guider scope/finder scope Interface. 4 The solution for telescopes or telephoto lenses with sluggish focusing. 5 Wonderful accessory for astronomical telescope.

What's in the box
1 x Telescope Focuser