{"product_id":"celestron-counterweight-cgem-17-lb","title":"Celestron CGEM 17 lb Counterweight","description":"\u003ch2\u003e\u003cstrong\u003eCelestron Counterweights – 19mm Shaft (0.75\")\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eMaintain Precise Balance for Accurate Mount Tracking\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhether you're upgrading your telescope setup or replacing a lost component, \u003cstrong\u003eCelestron counterweights\u003c\/strong\u003e are essential for keeping your mount balanced—especially when you're adding accessories like cameras, guide scopes, or filter wheels. Designed to fit \u003cstrong\u003e19mm (0.75\") counterweight shafts\u003c\/strong\u003e, these weights ensure your mount’s \u003cstrong\u003eright ascension (RA) axis\u003c\/strong\u003e remains properly balanced for smooth and precise tracking.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Proper Balance Matters\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAn unbalanced setup can lead to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eStrain on the mount’s motors and drive gears\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReduced tracking accuracy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExcessive wear on components over time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBy distributing counterweights along the shaft, you minimise mass inertia and improve system responsiveness—an especially important factor for long-exposure astrophotography.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSturdy and Reliable Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEach counterweight is precision-machined and features a \u003cstrong\u003eknurled locking knob\u003c\/strong\u003e that secures firmly onto the shaft, holding its position even during extended observing or imaging sessions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCounterweight Options \u0026amp; Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eShaft Size\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eCompatible Mounts\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e94203\u003c\/td\u003e\n\u003ctd\u003e11 lbs\u003c\/td\u003e\n\u003ctd\u003e0.75\" (19 mm)\u003c\/td\u003e\n\u003ctd\u003eAdvanced VX, CG-5, CGEM, CGEM II, CGX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e94186\u003c\/td\u003e\n\u003ctd\u003e11.8 lbs\u003c\/td\u003e\n\u003ctd\u003e0.75\" (19 mm)\u003c\/td\u003e\n\u003ctd\u003eAdvanced VX, CG-5, CGEM, CGEM II, CGX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e94286\u003c\/td\u003e\n\u003ctd\u003e12 lbs\u003c\/td\u003e\n\u003ctd\u003e0.75\" (19 mm)\u003c\/td\u003e\n\u003ctd\u003eAdvanced VX, CG-5, CGEM, CGEM II, CGX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e94189\u003c\/td\u003e\n\u003ctd\u003e17 lbs\u003c\/td\u003e\n\u003ctd\u003e0.75\" (19 mm)\u003c\/td\u003e\n\u003ctd\u003eAdvanced VX, CG-5, CGEM, CGEM II, CGX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cblockquote\u003e\n\u003cp\u003eNeed a heavier weight or larger shaft size? Check out \u003ca href=\"https:\/\/chatgpt.com\/c\/6874e6cd-94b4-8012-a5d5-44e1cebd372c#\"\u003e\u003cstrong\u003eCelestron 22 lb Counterweights\u003c\/strong\u003e\u003c\/a\u003e for 1.25\" (32 mm) shafts.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3\u003e\u003cstrong\u003eMount Compatibility Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eMount Model\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eRecommended Counterweights\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdvanced VX\u003c\/td\u003e\n\u003ctd\u003e94186, 94189, 94203, 94286\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdvanced CG-5\u003c\/td\u003e\n\u003ctd\u003e94186, 94189, 94203, 94286\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCGEM \/ CGEM II\u003c\/td\u003e\n\u003ctd\u003e94186, 94189, 94203, 94286\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCGX\u003c\/td\u003e\n\u003ctd\u003e94186, 94189, 94203, 94286\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor larger mounts:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eMount\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eCounterweight Model\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCGX-L\u003c\/td\u003e\n\u003ctd\u003e94187 (22 lbs, 1.25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCGE Pro\u003c\/td\u003e\n\u003ctd\u003e94187\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCGEM DX\u003c\/td\u003e\n\u003ctd\u003e94187\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eQuick Tip\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIf you're adding new gear to your telescope (like a camera or guidescope), it's good practice to \u003cstrong\u003erebalance your mount\u003c\/strong\u003e. Consider \u003cstrong\u003eusing multiple smaller weights\u003c\/strong\u003e spaced along the shaft for better weight distribution and less mechanical stress.\u003c\/p\u003e\n\u003cp\u003eAchieve smoother slewing, more accurate tracking, and better long-term performance from your mount with a properly matched \u003cstrong\u003eCelestron counterweight\u003c\/strong\u003e—a must-have for any serious observer or astroimager.\u003c\/p\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":55897341559158,"sku":"050234941891","price":134.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2235\/3014\/files\/Celestron-Counterweight-17-lbs-for-19mm-Shaft-94189-CGL.jpg?v=1766052248","url":"https:\/\/welshastronomy.co.uk\/products\/celestron-counterweight-cgem-17-lb","provider":"The Welsh Astronomy Centre","version":"1.0","type":"link"}