If you want to use the new Star Adventurer system with a small scope for astro work, you will need this 1kg counterweight with shaft. This fits straight into the star adventurer body and allow you to properly balance the system for more precise tracking.
11 lb (5Kg) counterweight for use with the new Advanced VX mount. Using accessories such as cameras, Lens Shades, Tele-Extenders and the 2" Diagonal will affect the balance of your Celestron Schmidt-Cassegrain telescope. Counterweights restore proper balance, increasing ease in handling and improved tracking accuracy.