GLOW IN DARK Upgrade Knob for SkyWatcher 6mm knob Telescopes 40mm dia UPGRADE

Description

VERSION TWO UPGRADE, NEW GLOW IN DARK GREEN WHEN ITS BEEN IN LIGHT AND WHEN ITS DARK. EASY TO HELP SEE TO ADJUST. FITS OVER EXISTENT KNOB. 3D PRINTED WITH GLOW IN DARK FILAMENT. FITS MANY Sky-Watcher with 6mm D shaped shaft .
Fine tune Knob for SkyWatcher 6mm shaft upgraded 40mm Dia-fits on 6mm D shaped shaft. Condition is "New". Shipped with USPS First Class Mail. Made and designed from 3D printing software, fitted and tested. Made from Spencer-3D, made in United States.  Comes in WHITE GLOW IN DARK. but can have in other colors when requested. Just message if need a different color or need a custom part. This knob is 40mm diameter and is perfect for fine tuning its sometimes hard to do with a small knob. Faster tuning when it counts. 2 to 3 day U.S. shipping.