{"product_id":"bobs-knobs-for-astro-tech-astro-tech-also-gso-ioptron-mallincam-orion-tpo-8-f-8-ritchey-cretien-secondary-at8rc","title":"Bob's Knobs for Astro-Tech [also GSO, iOptron, MallinCam, Orion, TPO] 8\" f\/8 Ritchey-Crétien Secondary (AT8RC)","description":"\u003ch2\u003eBob's Knobs for Astro-Tech [also GSO, iOptron, MallinCam, Orion, TPO] 8\" f\/8 Ritchey-Crétien Secondary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e Astro-Tech, GSO, iOptron, MallinCam, Orion (US), and TPO 8\" f\/8 RCT secondary (solid or truss-tube)\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eKnobs:\u003c\/strong\u003e Black plastic, 16 mm (5\/8”) diameter\u003cbr\u003eThreads: Stainless steel\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIf the dust cover cannot be installed because of knob height, you can use a shower cap in its place.\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 8\" f\/8 Ritchey-Crétien Secondary\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Bob's Knobs","offers":[{"title":"Default Title","offer_id":44100663410917,"sku":"BOB-AT8RC","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-8-f8-ritchey-cretien-secondary-at8rc-astronomy-plus.webp?v=1690490819","url":"https:\/\/istronomyplus.com\/products\/bobs-knobs-for-astro-tech-astro-tech-also-gso-ioptron-mallincam-orion-tpo-8-f-8-ritchey-cretien-secondary-at8rc","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}