Chainsaw Tensioner Screw Assembly for MS271 MS291 MS311 MS391
Chainsaw Tensioner Screw Assembly for MS271 MS291 MS311 MS391
NEWONE Chainsaw Chain Tensioner Adjustment Screw Assembly
Keep your chainsaw running at peak efficiency with this precision-engineered Chain Tensioner Adjustment Screw Assembly from NEWONE. Designed as a direct OEM replacement, this alloy steel component ensures a seamless fit for compatible chainsaw models — restoring optimal chain tension and cutting performance in minutes.
Made in Mainland China.
Key Features
- Broad Compatibility: Specifically designed for chainsaw models MS271, MS291, MS311, MS391, 029, and 039. Replaces OEM part numbers 1127-007-1003, 1127-640-1900, 1123-664-1400, and 1127-664-2200 for a perfect drop-in fit.
- Heavy-Duty Alloy Steel Construction: Built from robust alloy steel to withstand demanding, high-cycle use — delivering lasting durability and reliable performance cut after cut.
- Precise Chain Tension Adjustment: Engineered for easy, accurate chain tension adjustment, helping maintain optimal cutting efficiency and extending the life of your chain and bar.
- Tool-Free Installation: Straightforward installation process means you can replace your old or worn tensioner quickly — no special tools or advanced mechanical knowledge required.
- Direct OEM Replacement: An exact match for factory specifications, ensuring consistent fit, function, and reliability every time.
Specifications
| Product Name | Chainsaw Chain Tensioner Adjustment Screw Assembly |
| Brand | NEWONE |
| Material | Alloy Steel / Metal |
| Color | White |
| Package Size | 11 × 7 × 2 cm |
| Pieces Included | 1 |
| Assembly Required | No |
| OEM Part Numbers | 1127-007-1003, 1127-640-1900, 1123-664-1400, 1127-664-2200 |
| Compatible Models | MS271, MS291, MS311, MS391, 029, 039 |
| Origin | Mainland China |
Package Contents
- 1 × Chainsaw Chain Tensioner Adjustment Screw Assembly
Important Notes
- Monitor brightness and lighting conditions may cause slight color variation from product images.
- Please allow for minor measurement deviations due to manual measurement methods.
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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 compatible with the MS271, MS291, MS311, MS391, 029, and 039 chainsaw models. It replaces OEM part numbers 1127-007-1003, 1127-640-1900, 1123-664-1400, and 1127-664-2200 for a direct, no-hassle fit.
Q: Does installation require any special tools or mechanical expertise?
A: No special tools or advanced mechanical knowledge are needed. The chainsaw tensioner adjustment screw assembly is designed for straightforward, tool-free installation, allowing you to quickly replace a worn or damaged tensioner and get back to work.
Q: What material is the chainsaw tensioner screw assembly made from?
A: The tensioner adjustment screw assembly is constructed from robust alloy steel, ensuring it can handle the demands of heavy-duty chainsaw use while maintaining precise chain tension adjustment over time.