Adefol chain sprocket cover on a Stihl MS170 showing protection and clean operation
Adefol adjuster tensioner mounted for precise tension during routine maintenance
Adefol side tensioner installed for fast alignment during bar work
Adefol nut and stud kit ready for quick sprocket replacement
Adefol ABS plastic sprocket cover highlights durability and longevity
Adefol packaged sprocket cover kit supports fast installation with minimal downtime

Adefol

Adefol Chain Sprocket Cover with Adjuster Tensioner for STIHL MS170–MS250

High-performance patio lawn and garden made for confident daily results

$18.06

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Why customers choose PatioZora Garden

Overview

The Adefol Chain Sprocket Cover with Adjuster Tensioner Stud Nut is designed for select STIHL chainsaws, delivering a protective shield for the sprocket while supporting smooth operation during yard work, woodland tasks, and routine maintenance.

By aligning with OEM standards, this kit mirrors the exact sizing of the original parts, helping preserve the balance of performance your saw is known for. The design emphasizes durability, precise fit, and straightforward installation, making upgrades accessible for both DIY enthusiasts and professional operators.

Key benefits you might notice

  • Compatibility: fits Stihl MS170, MS180, MS210, MS230, MS250 and related 017/018/021/023/025 models.
  • OEM Reference: built to spec # 1123-640-1705, ensuring factory-like dimensions for a reliable fit.
  • Protective Build: a sturdy cover helps keep the sprocket clean and shields the chain wheel from potential damage.
  • All-in-one kit: includes sprocket cover, side tensioner, two nuts and two studs for a quick retrofit.
  • Durable material: crafted from ABS plastic designed to withstand routine use and outdoor conditions.

What’s included

  • sprocket cover × 1
  • side tensioner × 1
  • nut × 2
  • stud × 2

Real‑world use scenarios

In the shop or in the field, the cover helps protect the sprocket from dust, wood chips, and debris, potentially reducing wear during frequent maintenance. The tensioner and studs offer adjustable tension for consistent chain engagement, which can contribute to smoother starts and steadier cutting. The kit’s ABS construction pairs light weight with durability for ongoing use without adding bulk.

Durability, fit, and support

Made from sturdy ABS plastic, the Adefol kit is built to last through daily tasks. If you encounter any issue, reach out—our team aims for a 100% satisfactory resolution. This promise reflects a practical, user‑focused approach to replacement parts.

FAQ

Q: Which STIHL models are supported by the Adefol Chain Sprocket Cover with Adjuster Tensioner?

A: Compatible with STIHL MS170, MS180, MS210, MS230, MS250 and related 017/018/021/023/025 variants.

Q: What’s included in the package and how is installation supposed to go?

A: Includes sprocket cover, side tensioner, two nuts and two studs; designed for straightforward replacement with common hand tools.

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