{"product_id":"ioptron-8039-cgx","title":"iOptron Pier Adapter for CGX (180mm Pier Tube)","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eDesigned specifically for Celestron CGX equatorial mounts\u003c\/li\u003e\n\u003cli\u003eFits custom-built or prefabricated 180mm diameter piers\u003c\/li\u003e\n\u003cli\u003eEnables a permanent, stable mounting platform for an observatory\u003c\/li\u003e\n\u003cli\u003eDramatically reduces vibrations compared to a standard tripod\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003ePier Adapter for CGX (180mm Pier Tube)\u003c\/h2\u003e\n\u003cp\u003eThe Celestron Pier Adapter for CGX mounts provides the critical mechanical interface needed to permanently install your equatorial mount onto a robust 180mm diameter pier. This adapter is the first step in transitioning from a portable, tripod-based setup to a fixed observatory-grade platform, ensuring maximum stability for serious astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDesigned for 180mm Piers: A Permanent CGX Mount Foundation\u003c\/h3\u003e\n\u003cp\u003eThis adapter is engineered to create a solid, level connection between the base of your Celestron CGX mount and the top plate of a 180mm pier. By creating a permanent installation, you eliminate the need for repeated setup, teardown, and polar alignment each night, saving valuable imaging time. The trade-off for this stability is portability, as this adapter is intended for a fixed, non-mobile installation in a backyard or dedicated observatory.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCGX Stability: The Advantage Over Tripod Setups\u003c\/h3\u003e\n\u003cp\u003eWhile the standard CGX tripod is excellent for portable use, a permanent pier offers a superior level of rigidity. A pier solidly coupled to the ground is far more effective at damping vibrations from wind or ground resonance than any tripod, leading to sharper stars and better autoguiding performance. For long-exposure imaging, especially with larger optical tubes, the stability gained by using this pier adapter is the most significant upgrade you can make to your CGX mount's mechanical system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of this Pier Adapter for my CGX mount?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis adapter allows you to securely attach your Celestron CGX mount to the top of a permanent 180mm diameter pier. This replaces the standard tripod, providing a much more stable and rigid foundation for astrophotography and critical observation, ideal for a permanent backyard observatory.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill this adapter fit a pier that isn't exactly 180mm?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis adapter is specifically designed for a 180mm outer diameter pier tube. While minor variations might be accommodated with a custom top plate (not included), it is not designed to work with significantly different pier diameters. Always measure your pier before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does using the CGX Pier Adapter improve imaging with a large SCT like a C11?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA large telescope like a Celestron 11\" SCT has a long focal length and significant weight, making it highly sensitive to vibrations. Mounting the CGX on a pier using this adapter creates a much more rigid system than a tripod. This minimizes shake from wind and ground vibrations, resulting in tighter stars, improved autoguiding accuracy, and a higher percentage of usable long-exposure subframes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the CGX Pier Adapter include mounting hardware?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eMounting hardware is typically \u003cstrong\u003enot included\u003c\/strong\u003e. The bolts required to attach the adapter to your specific pier depend on the pier's material (steel, concrete) and top plate design. You will need to source the appropriate hardware for your installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I still polar align my CGX mount with this pier adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The adapter is designed to connect to the mount base, leaving the altitude and azimuth adjustment controls on the CGX mount itself fully accessible. You will perform your polar alignment using the mount's controls just as you would on a tripod.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this pier adapter compatible with the Celestron CGX-L mount?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this adapter is designed specifically for the standard \u003cstrong\u003eCelestron CGX mount\u003c\/strong\u003e. The CGX-L has a larger and different mounting base and requires its own specific pier adapter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Compatibility\u003c\/td\u003e\n\u003ctd\u003eCelestron CGX Equatorial Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired Pier Diameter\u003c\/td\u003e\n\u003ctd\u003e180mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003ePier Adapter for CGX Mounts\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iOptron","offers":[{"title":"Default Title","offer_id":52917296038173,"sku":"IOP-8039-CGX","price":158.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/iOptron-Pier-Adapter-for-CGX-180mm-Pier-Tube-1_46cbd0d3-81c0-442b-8a9b-977529c35160.jpg?v=1789142216","url":"https:\/\/davidastro.com\/en-us\/products\/ioptron-8039-cgx","provider":"David Astro","version":"1.0","type":"link"}