Description
3R-057 Blind Spot Mirror – 2-Piece Set with 360° Adjustable Angle
The 3R-057 blind spot mirror is a practical car accessory for drivers who want a wider view of the area beside and behind their vehicle. This two-piece set includes adjustable blind spot mirrors designed to help car owners improve side visibility when checking nearby traffic, parking spaces and lane areas. With a 360° adjustable angle, each mirror can be positioned to suit the driver’s preferred viewing direction and vehicle setup.
Blind spots can make it harder to see vehicles, motorcycles, cyclists or other objects that are not fully visible in the standard side mirror. The 3R-057 blind spot mirror adds a supplementary viewing area to compatible vehicle mirrors, helping drivers check surrounding areas more conveniently. It should be used together with the vehicle’s original mirrors and careful visual checks rather than as a replacement for safe driving practices.
3R-057 Blind Spot Mirror Features
- Two-piece set for installation on both sides of a vehicle
- 360° adjustable angle for flexible viewing adjustment
- Compact supplementary mirror design
- Helps improve visibility around vehicle side blind areas
- Suitable for car owners and everyday drivers
- Can assist with lane checks, parking and reversing awareness
- Adjustable positioning for different driver preferences
- Useful automotive accessory for compatible cars
Wider Side Visibility for Everyday Driving
The 3R-057 blind spot mirror is designed to provide an additional viewing angle beside the vehicle’s main side mirror. This can help drivers monitor areas that may be difficult to see when using only the standard mirror. A wider view can be useful during lane changes, merging, parking and reversing, especially when the driver wants to make an additional check of the surrounding area.
The mirror does not remove every blind spot and cannot replace direct observation. Drivers should still use the original rear-view and side mirrors, check carefully before changing direction and follow local road-safety requirements. For general mirror-adjustment guidance, drivers can also review the official NHTSA blind-spot mirror guidance .
360° Adjustable Angle
A key benefit of the 3R-057 blind spot mirror is its 360° adjustable angle. Instead of being fixed in one viewing position, the mirror can be adjusted after installation to help the driver find a more useful angle. This makes the set more flexible for different vehicle shapes, mirror positions and seating preferences.
Adjust the mirror while the vehicle is parked and use a clear, unobstructed position that supports your normal driving view. The ideal position may vary depending on the size and shape of the original side mirror. After adjustment, confirm that the mirror remains firmly positioned and does not obstruct the main mirror’s essential viewing area.
Two-Piece Set for Both Vehicle Sides
This product is supplied as a two-piece set, making it suitable for car owners who want supplementary mirrors on both sides of the vehicle. Installing a matching pair can provide a consistent appearance and allow the driver to check both side areas more easily. The compact format also helps maintain a neat look when installed on compatible side mirrors.
Before ordering, compare the product size and mounting surface with your vehicle’s original side mirrors. The available surface must be clean, flat and suitable for the selected installation method. If your vehicle has unusually curved, damaged or heavily textured mirror glass, confirm compatibility before purchase.
Installation Guidance
Clean and dry the selected mounting area before installation. Remove dust, oil and residue that could affect adhesion or positioning. Hold each mirror in place first to check the viewing angle and confirm that it does not block the main side mirror. Install the pair in a position that gives the driver a useful supplementary view while maintaining the original mirror’s normal function.
After installation, adjust the 360° angle while the vehicle is stationary. Check the mirrors from the driver’s seat and make sure both pieces remain secure. Test the viewing position in a safe area before normal road use. Do not adjust the mirrors while driving.
Professional installation is recommended if you are uncertain about placement or compatibility. Product appearance and exact fit may vary according to the vehicle’s mirror shape, surface and installation position.
Product Details
- Model: 3R-057
- Product type: Blind spot mirror set
- Quantity: 2 pieces
- Adjustment: 360° adjustable angle
- Recommended user: Car owners and everyday drivers
- Installation: On compatible vehicle side mirrors
- Purpose: Supplementary side visibility
Package Includes
- 2 × 3R-057 blind spot mirrors
Important Compatibility Notes
Check your vehicle’s side mirror shape, available mounting area and installation surface before ordering the 3R-057 blind spot mirror. The product is intended to supplement the vehicle’s existing mirrors, not replace them. Always use all mirrors correctly, look around the vehicle when necessary and follow safe lane-change and reversing procedures.
For more automotive accessories, visit the FRSCars online store . The product’s appearance may vary slightly because of lighting, photography and screen settings.
Why Choose the 3R-057 Blind Spot Mirror?
The 3R-057 blind spot mirror combines a useful two-piece format with a flexible 360° adjustable angle. It gives car owners a simple way to add supplementary viewing support to compatible side mirrors without replacing the vehicle’s original mirror system. The pair can be adjusted to suit the driver and installed on both sides for a coordinated setup.
If you want a compact car accessory that focuses on flexible positioning and additional side visibility, the 3R-057 blind spot mirror is a practical option. Confirm compatibility with your vehicle before purchase and adjust both mirrors carefully while parked.
Order the 3R-057 blind spot mirror two-piece set from FRSCars after confirming your vehicle’s mirror compatibility.

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