{"product_id":"bobs-knobs-for-astro-tech-also-gso-ioptron-mallincam-orion-tpo-6-f-9-ritchey-cretien-secondary-at6rc","title":"Bob's Knobs for Astro-Tech [also GSO, iOptron, MallinCam, Orion, TPO] 6\" f\/9 Ritchey-Crétien Secondary (AT6RC)","description":"\u003ch2\u003eBob's Knobs for Astro-Tech [also GSO, iOptron, MallinCam, Orion, TPO] 6\" f\/9 Ritchey-Crétien Secondary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e \u003cspan style=\"font: 12px Arial, Verdana, Helvetica, sans-serif;\"\u003eAstro-Tech, GSO, iOptron, MallinCam, Orion (US), and TPO 6\" f\/9 RCT secondary (solid or truss-tube)\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font: 12px Arial, Verdana, Helvetica, sans-serif; font-weight: bold;\"\u003eKnobs:\u003c\/span\u003e\u003cspan style=\"font: 12px Arial, Verdana, Helvetica, sans-serif;\"\u003e Black plastic, 16 mm (5\/8”) diameter\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font: 12px Arial, Verdana, Helvetica, sans-serif; font-weight: bold;\"\u003eThreads:\u003c\/span\u003e\u003cspan style=\"font: 12px Arial, Verdana, Helvetica, sans-serif;\"\u003e Stainless steel\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font: 12px Arial, Verdana, Helvetica, sans-serif;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font: 12px Arial, Verdana, Helvetica, sans-serif;\"\u003eIf the dust cover cannot be installed because of knob height, you can use a shower cap in its place.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eIn the Box\u003c\/h3\u003e\n\u003cp\u003eBob's Knobs for Astro-Tech 6\" f\/9 Ritchey-Crétien Secondary\u003cbr\u003e\u003c\/p\u003e","brand":"Bob's Knobs","offers":[{"title":"Default Title","offer_id":44100660035813,"sku":"BOB-AT6RC","price":39.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/bob-s-knobs-for-astro-tech-also-gso-ioptron-mallincam-orion-tpo-6-f9-ritchey-cretien-secondary-at6rc-astronomy-plus.webp?v=1690490819","url":"https:\/\/istronomyplus.com\/products\/bobs-knobs-for-astro-tech-also-gso-ioptron-mallincam-orion-tpo-6-f-9-ritchey-cretien-secondary-at6rc","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}