Chainsaw Tensioner Screw Assembly – MS271 MS291 MS311 MS391 029 039
Chainsaw Tensioner Adjustment Screw Assembly – Fits MS271, MS291, MS311, MS391, 029 & 039
Keep your chainsaw running at peak performance with this precision-engineered Chain Tensioner Adjustment Screw Assembly. 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.
Key Features
- Wide Compatibility: 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.
- Alloy Steel Construction: Manufactured from robust alloy steel to withstand heavy-duty use, delivering long-lasting durability and reliable performance in the field.
- Precise Chain Tension Adjustment: Engineered for easy, accurate tension control, enabling optimal cutting efficiency and consistent chain tracking throughout every job.
- Direct OEM Replacement: Serves as a straight replacement for factory part numbers 1127-007-1003, 1127-640-1900, 1123-664-1400, and 1127-664-2200 — guaranteed fit and full functionality.
- Tool-Free Installation: Straightforward installation process means you can swap out a worn or damaged tensioner quickly, with no special tools or advanced mechanical expertise required.
- No Assembly Required: Arrives fully assembled and ready to install right out of the box.
Specifications
- Product Name: Chainsaw Chain Tensioner Adjustment Screw Assembly
- Material: Alloy Steel (Metal)
- Color: White
- Package Dimensions: 11 × 7 × 2 cm
- Pieces Included: 1
- OEM Part Numbers: 1127-007-1003 / 1127-640-1900 / 1123-664-1400 / 1127-664-2200
- Compatible Models: MS271, MS291, MS311, MS391, 029, 039
- Origin: Made in Mainland China
Package Contents
- 1 × Chainsaw Chain Tensioner Adjustment Screw Assembly
Important Notes
- Screen color settings may cause slight variation in the appearance of colors compared to the actual product.
- Please allow a minor measurement tolerance of ±1–2 mm due to manual measurement.
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Frequently Asked Questions
Q: Which chainsaw models is this tensioner adjustment screw assembly compatible with?
A: 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.
Q: Do I need special tools to install this chainsaw tensioner screw assembly?
A: 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.
Q: What material is the chainsaw tensioner adjustment screw assembly made from?
A: 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.
Q: Is the tensioner adjustment screw assembly pre-assembled or does it require assembly?
A: 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.