{"product_id":"chainsaw-tensioner-screw-assembly-ms271-ms291-ms311-ms391-029-39","title":"Chainsaw Tensioner Screw Assembly – MS271 MS291 MS311 MS391 029 039","description":"\n\u003ch2\u003eChainsaw Tensioner Adjustment Screw Assembly – Fits MS271, MS291, MS311, MS391, 029 \u0026amp; 039\u003c\/h2\u003e\n\u003cp\u003eKeep your chainsaw running at peak performance with this precision-engineered \u003cstrong\u003eChain Tensioner Adjustment Screw Assembly\u003c\/strong\u003e. Built from durable alloy steel, this direct OEM-replacement part ensures your chainsaw chain stays at the correct tension for safe, efficient cutting every time. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Designed to fit a broad range of chainsaw models — MS271, MS291, MS311, MS391, 029, and 039 — for seamless, drop-in integration with your existing equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlloy Steel Construction:\u003c\/strong\u003e Manufactured from robust alloy steel to withstand heavy-duty use, delivering long-lasting durability and reliable performance in the field.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise Chain Tension Adjustment:\u003c\/strong\u003e Engineered for easy, accurate tension control, enabling optimal cutting efficiency and consistent chain tracking throughout every job.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect OEM Replacement:\u003c\/strong\u003e Serves as a straight replacement for factory part numbers \u003cstrong\u003e1127-007-1003\u003c\/strong\u003e, \u003cstrong\u003e1127-640-1900\u003c\/strong\u003e, \u003cstrong\u003e1123-664-1400\u003c\/strong\u003e, and \u003cstrong\u003e1127-664-2200\u003c\/strong\u003e — guaranteed fit and full functionality.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTool-Free Installation:\u003c\/strong\u003e Straightforward installation process means you can swap out a worn or damaged tensioner quickly, with no special tools or advanced mechanical expertise required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Assembly Required:\u003c\/strong\u003e Arrives fully assembled and ready to install right out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Chainsaw Chain Tensioner Adjustment Screw Assembly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Alloy Steel (Metal)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 11 × 7 × 2 cm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePieces Included:\u003c\/strong\u003e 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM Part Numbers:\u003c\/strong\u003e 1127-007-1003 \/ 1127-640-1900 \/ 1123-664-1400 \/ 1127-664-2200\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e MS271, MS291, MS311, MS391, 029, 039\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Chainsaw Chain Tensioner Adjustment Screw Assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eScreen color settings may cause slight variation in the appearance of colors compared to the actual product.\u003c\/li\u003e\n  \u003cli\u003ePlease allow a minor measurement tolerance of ±1–2 mm due to manual measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/garden-pruner-shears-secateurs-bonsai-fruit-trees\"\u003eGarden Pruner Shears – Secateurs for Bonsai \u0026amp; Fruit Trees\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which chainsaw models is this tensioner adjustment screw assembly compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This chainsaw tensioner adjustment screw assembly is specifically designed to fit the MS271, MS291, MS311, MS391, 029, and 039 chainsaw models. It is a direct OEM replacement for part numbers 1127-007-1003, 1127-640-1900, 1123-664-1400, and 1127-664-2200.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need special tools to install this chainsaw tensioner screw assembly?\u003c\/h4\u003e\n\u003cp\u003eA: No special tools are required. The chainsaw chain tensioner screw assembly is designed for straightforward, tool-free installation, making it easy for most users to replace a worn or damaged tensioner quickly and confidently.\u003c\/p\u003e\n\u003ch4\u003eQ: What material is the chainsaw tensioner adjustment screw assembly made from?\u003c\/h4\u003e\n\u003cp\u003eA: The assembly is constructed from durable alloy steel, ensuring it can handle the demands of heavy-duty chainsaw use while providing long-term reliability and a precise fit for your equipment.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the tensioner adjustment screw assembly pre-assembled or does it require assembly?\u003c\/h4\u003e\n\u003cp\u003eA: This part arrives fully assembled — no additional assembly is required. Simply remove your old or worn tensioner and install the new one directly for a ready-to-use replacement.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which chainsaw models is this tensioner adjustment screw assembly compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This chainsaw tensioner adjustment screw assembly is specifically designed to fit the MS271, MS291, MS311, MS391, 029, and 039 chainsaw models. It is a direct OEM replacement for part numbers 1127-007-1003, 1127-640-1900, 1123-664-1400, and 1127-664-2200.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need special tools to install this chainsaw tensioner screw assembly?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No special tools are required. 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Simply remove your old or worn tensioner and install the new one directly for a ready-to-use replacement.\"}}]}\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:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Chainsaw Tensioner Screw Assembly – MS271 MS291 MS311 MS391 029 039\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/chainsaw-tensioner-adjustment-screw-assembly-ms271-ms291-ms311-ms391-029-039\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"China Mainland","offer_id":43680211894333,"sku":"200007763:201336100","price":34.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/3439\/0333\/files\/Se28e0f8cddee4c7287d2bfedfa9ce6a1R_9915fc34-abe9-49b2-8d1e-743ec21863dc.webp?v=1790149665","url":"https:\/\/qtiply.com\/products\/chainsaw-tensioner-screw-assembly-ms271-ms291-ms311-ms391-029-39","provider":"QTP","version":"1.0","type":"link"}