Oregon 20-Inch Replacement Chainsaw Bar and L81 AdvanceCut Chainsaw Chain Combo, 81 Drive Links, Pitch: .325", .063" Gauge, Low Vibration (105671), fits several Stihl models, Grey
As an Amazon Associate I earn from qualifying purchases.
Review Analysis Results
Analysis Summary
The review set shows mixed authenticity signals. Positive indicators include: detailed technical specifications matching the product (Stihl MS models), specific installation experiences, and some negative/neutral reviews (4-star and 1-star) that appear genuine. However, concerning patterns include: extremely high 5-star concentration (13/15 reviews), several overly generic reviews lacking substance ('Quality product delivered fast', 'Good price and quality'), and some repetitive phrasing across reviews. The presence of duplicate review content (review #3 and #15 are identical) is particularly suspicious. While many reviews contain legitimate technical details and specific usage scenarios that suggest real customers, the overall distribution and generic nature of some reviews indicate potential manipulation.
Review Statistics
About Review Data Collection
We extract as much review data as Amazon makes available at the time of analysis. The amount may vary due to Amazon's rate limiting, regional restrictions, or other factors. Our analysis is based on the reviews we successfully collected.
Want to analyze more reviews? Install the Null Fake Chrome extension to capture and analyze additional reviews as you browse Amazon.
Free, quick to install, and works on Chrome, Edge, Brave, and other Chromium browsers.
Price Analysis
Price analysis pending
Price insights will be available shortly.
Understanding This Analysis
What does Grade C mean?
This product has moderate review authenticity concerns. A notable portion of reviews show suspicious patterns. Consider reading reviews carefully before purchasing.
Adjusted Rating Explained
The adjusted rating (4.00 stars) represents what we estimate this product's rating would be if fake reviews were removed. This product's adjusted rating is lower than Amazon's displayed rating (4.60 stars), suggesting positive fake reviews may be inflating the score.
How We Detect Fake Reviews
Our AI analyzes multiple factors: language patterns (generic vs. specific), reviewer behavior (history, timing), temporal anomalies (review clusters), verification status, sentiment authenticity, and statistical outliers. No single factor determines a review is fake - we look at the combination of signals.
Important Limitations
No automated system is perfect. Sophisticated fake reviews can evade detection, and some genuine reviews may be incorrectly flagged. Use this analysis as one data point in your purchasing decision, not the only factor. Reading actual review content yourself is always valuable.
