{"product_id":"t2-extension-tube-m42x0-75-thread-slr-camera-telescope","title":"T2 Extension Tube M42x0.75 for SLR Camera \u0026 Telescope","description":"\n\u003ch2\u003eT2 Extension Tube – M42x0.75 Thread | SLR Camera \u0026amp; Astrophotography\u003c\/h2\u003e\n\u003cp\u003eAchieve precise image spacing and perfect focus with this premium aluminum T2 Extension Tube. Whether you're dialing in the correct image scale for astrophotography or fine-tuning spacing for reducers and field flatteners, this compact tube is an essential addition to your optical setup.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Metal Construction:\u003c\/strong\u003e Machined from aluminum with an anodized finish for lasting durability and a lightweight, professional feel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal T2 Threading:\u003c\/strong\u003e Features M42x0.75mm male and female threads on both ends — compatible with a wide range of SLR cameras and astronomical telescopes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Length Options:\u003c\/strong\u003e Available in 8 sizes — 3mm, 5mm, 7mm, 10mm, 12mm, 15mm, 20mm, and 30mm — so you can select the exact spacing you need.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAstrophotography Ready:\u003c\/strong\u003e Specifically designed to resolve spacing and focusing challenges in telescope imaging setups, including use with reducers and field flatteners.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Install:\u003c\/strong\u003e Simply thread onto your existing T2-compatible mount — no tools required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Astronomical T2 Thread Extension Tube\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum (anodized)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMale Thread:\u003c\/strong\u003e M42 x 0.75mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFemale Thread:\u003c\/strong\u003e M42 x 0.75mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Caliber:\u003c\/strong\u003e 42mm (M42) — \u003cem\u003eNote: This is NOT M48 thread caliber. Please verify before purchasing.\u003c\/em\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Lengths:\u003c\/strong\u003e 3mm \/ 5mm \/ 7mm \/ 10mm \/ 12mm \/ 15mm \/ 20mm \/ 30mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × T2 Extension Tube (length of your choice)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003ePair your camera setup with other precision tools from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/ball-end-hex-screwdriver-bit-magnetic-reduced-shank-steel\"\u003eBall End Hex Screwdriver Bit – Magnetic Reduced Shank Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/adjustable-woodworking-compass-layout-gauge-carpenter\"\u003eAdjustable Woodworking Compass Layout Gauge for Carpenters\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What thread size does this T2 extension tube use?\u003c\/h4\u003e\n\u003cp\u003eA: This extension tube uses an M42 x 0.75mm thread (T2 standard) on both the male and female ends. It is 42mm in caliber — please note it is \u003cstrong\u003enot\u003c\/strong\u003e compatible with M48 thread systems. Always verify your existing mount's thread size before ordering.\u003c\/p\u003e\n\u003ch4\u003eQ: Which camera or telescope mounts is this extension tube compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This tube is compatible with any T2-threaded SLR camera adapter or telescope focuser that uses the standard M42 x 0.75mm T2 thread. It works with a wide variety of astronomical telescopes and camera adapters using the T2\/T-ring system.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I stack multiple extension tubes together?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! Because each tube has matching male and female M42 x 0.75mm threads, multiple tubes can be stacked together to achieve your desired total spacing length. Choose from 3mm up to 30mm individual lengths for maximum flexibility.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the tube made of, and is it durable?\u003c\/h4\u003e\n\u003cp\u003eA: The tube is precision-machined from aluminum and finished with an anodizing process, making it resistant to wear, corrosion, and everyday handling — built to last through many astrophotography sessions.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What thread size does this T2 extension tube use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This extension tube uses an M42 x 0.75mm thread (T2 standard) on both the male and female ends. It is 42mm in caliber — please note it is not compatible with M48 thread systems. 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Choose from 3mm up to 30mm individual lengths for maximum flexibility.\"}}, {\"@type\": \"Question\", \"name\": \"What is the tube made of, and is it durable?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The tube is precision-machined from aluminum and finished with an anodizing process, making it resistant to wear, corrosion, and everyday handling — built to last through many astrophotography sessions.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/wb8bmu-rg.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/wb8bmu-rg.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"T2 Extension Tube M42x0.75 for SLR Camera \u0026 Telescope\", \"item\": \"https:\/\/wb8bmu-rg.myshopify.com\/products\/t2-extension-tube-m42x0-75-thread-slr-camera-telescope\"}]}\u003c\/script\u003e","brand":"XPND","offers":[{"title":"5 mm","offer_id":67800233181421,"sku":"14:193#5 mm","price":12.25,"currency_code":"USD","in_stock":true},{"title":"3 mm","offer_id":67800233214189,"sku":"14:771#3 mm","price":10.49,"currency_code":"USD","in_stock":true},{"title":"15 mm","offer_id":67800233246957,"sku":"14:350850#15 mm","price":18.32,"currency_code":"USD","in_stock":true},{"title":"12 mm","offer_id":67800233279725,"sku":"14:365458#12 mm","price":17.02,"currency_code":"USD","in_stock":true},{"title":"10 mm","offer_id":67800233312493,"sku":"14:1254#10 mm","price":15.41,"currency_code":"USD","in_stock":true},{"title":"7 mm","offer_id":67800233345261,"sku":"14:173#7 mm","price":13.86,"currency_code":"USD","in_stock":true},{"title":"30mm","offer_id":67800233378029,"sku":"14:175#30mm","price":27.55,"currency_code":"USD","in_stock":true},{"title":"20 mm","offer_id":67800233410797,"sku":"14:200004890#20 mm","price":20.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/1269\/5789\/files\/S45f7f7b61a4747968710da5057f264397.webp?v=1792175981","url":"https:\/\/xpndservice.com\/products\/t2-extension-tube-m42x0-75-thread-slr-camera-telescope","provider":"XPND","version":"1.0","type":"link"}