Amazon.com : Telescopes for Adults, 70mm Aperture and 700mm Focal Length Professional Astronomy Refractor Telescope for Kids and Beginners - with EQ Mount, 2 Plossl Eyepieces and Smartphone Adapter : Electronics
ground board- rocker box bearings - ATM, Optics and DIY Forum - Cloudy Nights
Amazon.com : Sky Watcher Classic 200 Dobsonian 8-inch Aperature Telescope – Solid-Tube – Simple, Traditional Design – Easy to Use, Perfect for Beginners, White (S11610) : Electronics
Amazon.com: Omegon Dobson Telescope Advanced N 254/1250 : Electronics