{"product_id":"surly-singleator","title":"Surly Singleator Chain Tensioner","description":"\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"9fae9051-901d-45bb-87fe-28ba3fe58513\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"36\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"36\"\u003e\u003cstrong data-start=\"0\" data-end=\"36\"\u003eSurly Singleator Chain Tensioner\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"38\" data-end=\"74\"\u003eSimple. Reliable. Singlespeed Ready.\u003c\/p\u003e\n\u003cp data-start=\"76\" data-end=\"428\"\u003eThe Surly Singleator is a durable, spring-loaded chain tensioner designed to make converting geared bikes to singlespeed easy and reliable. Whether you’re building a dedicated singlespeed, running a 1x drivetrain without a clutch derailleur, or fine-tuning chain tension, the Singleator delivers consistent performance with Surly’s trademark toughness.\u003c\/p\u003e\n\u003cp data-start=\"430\" data-end=\"615\"\u003eBuilt from high-quality materials and designed for real-world riding, the Singleator keeps your chain tensioned and your drivetrain quiet across rough roads, trails, and daily commutes.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"633\"\u003e\u003cstrong data-start=\"617\" data-end=\"633\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"635\" data-end=\"925\"\u003e\n\u003cli data-start=\"635\" data-end=\"709\"\u003e\n\u003cp data-start=\"637\" data-end=\"709\"\u003eIdeal for singlespeed conversions on bikes without horizontal dropouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"710\" data-end=\"769\"\u003e\n\u003cp data-start=\"712\" data-end=\"769\"\u003eSpring-loaded design maintains consistent chain tension\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"770\" data-end=\"826\"\u003e\n\u003cp data-start=\"772\" data-end=\"826\"\u003eCan be set up in push-up or push-down configurations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"827\" data-end=\"874\"\u003e\n\u003cp data-start=\"829\" data-end=\"874\"\u003eWorks with most standard derailleur hangers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"875\" data-end=\"925\"\u003e\n\u003cp data-start=\"877\" data-end=\"925\"\u003eDurable construction for long-term reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"927\" data-end=\"954\"\u003e\u003cstrong data-start=\"927\" data-end=\"954\"\u003eVersatile Setup Options\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"956\" data-end=\"1206\"\u003eThe Singleator can be mounted in either push-up or push-down mode, allowing you to optimize chain wrap and clearance depending on your frame and drivetrain setup. This flexibility makes it suitable for road, gravel, MTB, commuter, and touring builds.\u003c\/p\u003e\n\u003cp data-start=\"1208\" data-end=\"1239\"\u003e\u003cstrong data-start=\"1208\" data-end=\"1239\"\u003eDurable, No-Nonsense Design\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1241\" data-end=\"1468\"\u003eTrue to Surly’s philosophy, the Singleator is built to last. Its robust construction stands up to hard riding, poor weather, and heavy use—making it a trusted choice for riders who value simplicity and function over complexity.\u003c\/p\u003e\n\u003cp data-start=\"1470\" data-end=\"1488\"\u003e\u003cstrong data-start=\"1470\" data-end=\"1488\"\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1490\" data-end=\"1732\"\u003e\n\u003cli data-start=\"1490\" data-end=\"1547\"\u003e\n\u003cp data-start=\"1492\" data-end=\"1547\"\u003eApplication: Singlespeed and 1x drivetrain tensioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1548\" data-end=\"1590\"\u003e\n\u003cp data-start=\"1550\" data-end=\"1590\"\u003eMount Type: Standard derailleur hanger\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1591\" data-end=\"1651\"\u003e\n\u003cp data-start=\"1593\" data-end=\"1651\"\u003eChain Compatibility: Most single-speed and geared chains\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1652\" data-end=\"1694\"\u003e\n\u003cp data-start=\"1654\" data-end=\"1694\"\u003eMaterial: Steel and alloy construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1695\" data-end=\"1732\"\u003e\n\u003cp data-start=\"1697\" data-end=\"1732\"\u003eOrientation: Push-up or push-down\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1734\" data-end=\"1770\"\u003e\u003cstrong data-start=\"1734\" data-end=\"1770\"\u003eWhy Choose the Surly Singleator?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1772\" data-end=\"2030\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIf you want a dependable, easy-to-install chain tensioner backed by Surly’s reputation for durability, the Singleator is a proven solution. Perfect for singlespeed conversions, minimalist builds, and riders who want a quiet, reliable drivetrain without fuss.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Surly","offers":[{"title":"Surly Singleator Single Speed Chain Tensioner Black","offer_id":45030739607748,"sku":"SRLC1CH8899","price":149.0,"currency_code":"NZD","in_stock":true},{"title":"Surly Singleator Single Speed Chain Tensioner replacement spring LEFT","offer_id":46184819785924,"sku":"SRLC1CH0227","price":12.0,"currency_code":"NZD","in_stock":false},{"title":"Surly Singleator Single Speed Chain Tensioner replacement spring RIGHT","offer_id":46184819818692,"sku":"SRLC1CH0228","price":12.0,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1566\/6131\/files\/a12cd5e9906a5f87c5d14cf98560c4ea.jpg?v=1752917480","url":"https:\/\/www.chainreaction.co.nz\/products\/surly-singleator","provider":"Chain Reaction","version":"1.0","type":"link"}