{"product_id":"bobs-knobs-for-sky-watcher-quattro-newtonian","title":"Bob's Knobs for Sky Watcher Quattro Newtonian Secondary Mirror","description":"\u003ch2\u003eBob's Knobs for Sky Watcher Quattro Newtonian\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003eWe offer knobs for the SkyWatcher Quattro Newtonian secondary. The Quattro primary is already equipped with factory collimation knobs. Select the type of knobs for your telescope from the list below. Price is for a complete set of knobs.\u003cbr\u003e\u003cstrong\u003e\u003cbr\u003eA. Knobs for SkyWatcher Quattro 150 and 200 Newtonian Secondary\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"image-right\"\u003e\u003cimg class=\"imageStyle\" alt=\"SWQ150\" src=\"https:\/\/www.bobsknobs.com\/Newt\/styled-6\/files\/SWQ150.jpg\" width=\"173\" height=\"173\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003ePart: CNsec30FT\u003cbr\u003eFits: SkyWatcher Quattro 150 and 200 Newtonian telescope secondary\u003cbr\u003e\u003cbr\u003eKnobs: Black plastic, 13 mm (1\/2”) diameter\u003cbr\u003eThreads: Stainless steel\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e______________________________________\u003cbr\u003e\u003cbr\u003eB. Knobs for SkyWatcher Quattro 250 Newtonian Secondary\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"image-right\"\u003e\u003cimg class=\"imageStyle\" alt=\"SWQ300\" src=\"https:\/\/www.bobsknobs.com\/Newt\/styled-6\/files\/swq300.jpg\" width=\"173\" height=\"173\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003ePart: CNsec40 or CNsec45\u003cbr\u003eFits: SkyWatcher Quattro 250 Newtonian telescope secondary\u003cbr\u003e\u003cbr\u003eKnobs: Black plastic, 13 mm (1\/2”) diameter\u003cbr\u003eThreads: Stainless steel\u003cbr\u003e\u003cbr\u003eNotes:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col class=\"arabic-numbers\"\u003e\n\u003cli\u003e\n\u003cspan\u003eOrder knobs with a \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.bobsknobs.com\/Newt\/page37\/styled\/XTphi.html\" title=\"Mesuring Secondary Screw Length\"\u003escrew length\u003c\/a\u003e\u003c\/span\u003e\u003cspan\u003e (40 or 45mm) sufficient for the knobs to clear the secondary housing and still allow the dust cover to fit without contacting the knobs. The 40mm screw length is the most common.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003e______________________________________\u003cbr\u003e\u003cbr\u003eC. Knobs for SkyWatcher Quattro 300 Newtonian Secondary\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"image-right\"\u003e\u003cimg class=\"imageStyle\" alt=\"SWQ300\" src=\"https:\/\/www.bobsknobs.com\/Newt\/styled-6\/files\/swq300-2.jpg\" width=\"173\" height=\"173\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003ePart: CNsec35 or CNsec40\u003cbr\u003eFits: SkyWatcher Quattro 300 Newtonian telescope secondary\u003cbr\u003e\u003cbr\u003eKnobs: Black plastic, 13 mm (1\/2”) diameter\u003cbr\u003eThreads: Stainless steel\u003cbr\u003e\u003cbr\u003eNotes:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col class=\"arabic-numbers\"\u003e\n\u003cli\u003e\n\u003cspan\u003eOrder knobs with a \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.bobsknobs.com\/Newt\/page37\/styled\/XTphi.html\" title=\"Mesuring Secondary Screw Length\"\u003escrew length\u003c\/a\u003e\u003c\/span\u003e\u003cspan\u003e (35 or 40mm) sufficient for the knobs to clear the secondary housing and still allow the dust cover to fit without contacting the knobs. The 35mm screw length is the most common\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003ePlease check the \u003ca href=\"https:\/\/www.bobsknobs.com\/Newt\/page37\/styled\/XTphi.html\" title=\"bob's knobs screw lenght size\" rel=\"noopener\" target=\"_blank\"\u003eneeded Lenght Size Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA.  Knobs for SkyWatcher Quattro 150 and 200 Newtonian Secondary\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePart: CNsec30FT\u003cbr\u003e\u003c\/strong\u003eFits: SkyWatcher Quattro 150 and 200 Newtonian telescope secondary\u003cbr\u003e\u003cbr\u003eKnobs: Black plastic, 13 mm (1\/2”) diameter\u003cbr\u003eThreads: Stainless steel\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eB. Knobs for SkyWatcher Quattro 250 Newtonian Secondary\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart: CNsec40 or CNsec45\u003cbr\u003e\u003c\/strong\u003eFits: SkyWatcher Quattro 250 Newtonian telescope secondary\u003cbr\u003e\u003cbr\u003eKnobs: Black plastic, 13 mm (1\/2”) diameter\u003cbr\u003eThreads: Stainless steel\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eC. \u003c\/strong\u003e\u003cstrong\u003eKnobs for SkyWatcher Quattro 300 Newtonian Secondary\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart: CNsec35 or CNsec40\u003cbr\u003e\u003c\/strong\u003eFits: SkyWatcher Quattro 300 Newtonian telescope secondary\u003cbr\u003e\u003cbr\u003eKnobs: Black plastic, 13 mm (1\/2”) diameter\u003cbr\u003eThreads: Stainless steel\u003c\/p\u003e\n\u003ch3\u003eIn the box\u003c\/h3\u003e\n\u003cp\u003eSelected knobs (3)\u003c\/p\u003e\n\u003ch3\u003eManual \u0026amp; Warranty\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/Instructions_English_a_Newt.pdf?v=1772297326\" target=\"_blank\" title=\"English manual bob's knobs English\" rel=\"noopener\"\u003eEnglish Manual\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/Instructions_French_a_Newt.pdf?v=1772297377\" target=\"_blank\" title=\"Bob's knobs french manual\" rel=\"noopener\"\u003eFrench Manual\u003c\/a\u003e\u003c\/p\u003e","brand":"Bob's Knobs","offers":[{"title":"Quattro 150 or 200 \/ 30 mm","offer_id":48480512999653,"sku":"BOB-CNsec30FT","price":32.0,"currency_code":"CAD","in_stock":true},{"title":"Quattro 250 \/ 40 mm","offer_id":48480516669669,"sku":"BOB-CNsec40","price":32.0,"currency_code":"CAD","in_stock":true},{"title":"Quattro 250 \/ 45 mm","offer_id":48480516767973,"sku":"BOB-CNsec45","price":32.0,"currency_code":"CAD","in_stock":true},{"title":"Quattro 300 \/ 35 mm","offer_id":48480516604133,"sku":"BOB-CNsec35","price":32.0,"currency_code":"CAD","in_stock":true},{"title":"Quattro 300 \/ 40 mm","offer_id":48480516702437,"sku":"BOB-CNsec40","price":32.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/SWQ150.jpg?v=1772296650","url":"https:\/\/astronomyplus.com\/products\/bobs-knobs-for-sky-watcher-quattro-newtonian","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}