The base model includes the 31cc 4-Stroke Gas Brush Cutter with standard cutting head attachment. Perfect for general landscaping tasks and property maintenance.
31cc 4-Stroke Gas Brush Cutter
2. 31cc four-stroke engine with a rated power of 1.1KW, providing ample power for light to medium-duty tasks such as lawn trimming and small garden pruning.
3. Four-stroke design ensures smooth operation and low noise levels, eliminating the need for fuel mixing and simplifying refueling.
4.Warranty: One-year warranty
5.Delivery time: 30 days
6.Support customized products
- Product Description
31cc 4-Stroke Gas Brush Cutter - Professional Landscaping Solution
Product Overview
JUSEN's 31cc 4-Stroke Gas Brush Cutter delivers enterprise-level performance with a powerful 1.1KW engine output and precision-engineered design. This proficient arranging instrument highlights a 31cc uprooting motor that disposes of fuel blending necessities whereas giving prevalent torque productivity. Weighing fair 10.6kg, it combines lightweight transportability with vigorous cutting control. The 4-stroke innovation guarantees 30-40% way better fuel economy compared to conventional models. With a 2800rpm lingering speed and dependable beginning framework, this brush cutter handles medium-duty errands with extraordinary unwavering quality and decreased operational costs for proficient temporary workers.

Applications
The product excels in diverse professional environments. Municipal crews rely on it for roadside maintenance and park upkeep where noise regulations matter. Agricultural operations use it for fence line clearing through thick vegetation and woody stems. Estate managers choose this model for trail maintenance on uneven terrain.
The 4-stroke engine's smooth operation makes it ideal for residential areas. You can work longer shifts without frequent refueling stops. The all-position carburetor keeps the engine running smoothly even on steep slopes.

Key Features
Superior Engine Technology
- 4-stroke design eliminates fuel mixing hassles
- Smooth operation with reduced vibration
- Lower noise levels for sensitive environments
- Clean exhaust emissions meeting environmental standards
Professional Performance
- High torque output maintains cutting speed under load
- Chrome-plated cylinder for enhanced durability
- Reliable starting system for consistent operation
- All-position carburetor for slope work capability
User-Friendly Design
- Lightweight 10.6kg body reduces operator fatigue
- Simple refueling process saves time
- Ergonomic controls for comfortable operation
- Quick blade changing system
Technical Specifications of 31cc 4-Stroke Gas Brush Cutter
| Specification | Details |
|---|---|
| Model | JS-139F |
| Engine Model | 139F |
| Engine Power Input | 1.1kW |
| Engine Displacement | 31cc |
| Idling Speed | 2800rpm |
| Engine Type | 4-Stroke Engine |
| Product Weight | 10.6kg |
| Product Volume | 0.06m³ |
| Material | Plastic, Iron, Aluminum, Metal |
| Power Source | Gasoline |
| Color | OEM (subject to MOQ) |
Model Options
Standard Configuration (JS-139F)
Custom Configurations Available
JUSEN offers customized configurations based on your specific requirements. We can modify engine specifications, cutting attachments, and color schemes according to your business needs.
OEM Services
- Custom color boxes with your branding
- Personalized labels and specifications
- Tailored packaging formats
- Modified product configurations
Operation & Maintenance
Getting Started
Your new brush cutter requires a 10-hour break-in period. Avoid continuous full-throttle operation during this time to ensure proper engine seating.
Daily Operation
Check engine oil level before each use. Use SAE 10W-30 automotive-grade 4-cycle oil only. Never use 2-stroke mix oil as this will damage the engine.
Blade Safety
Always remember that cutting heads use reverse-threaded nuts. Turn counterclockwise to loosen. Never operate with loose nuts or damaged blades. Replace worn blades immediately for safety.
Regular Maintenance
Inspect valve clearance every 25-50 hours of operation. Clean the air filter regularly. Check for oil leaks and ensure proper fuel storage.


Packaging & Delivery
Production Timeline
Standard orders ship within 20-25 business days. Rush orders available for stocked items with immediate shipping after order confirmation.
Custom Packaging
We provide custom color boxes, labels, and packaging formats for the 31cc 4-Stroke Gas Brush Cutter according to your specifications. Minimum order quantities apply for customized packaging options.
Shipping Options
- FOB terms available
- Flexible payment methods including installment options
- Secure packaging to prevent shipping damage
- Product volume: 0.06m³ per unit for shipping calculations


Certification
JUSEN maintains strict quality standards with international certifications including CE, KCC, ISO, and TUV compliance. Our factory implements comprehensive quality management systems ensuring every product meets professional standards.
Quality Guarantee
One-year warranty covers all manufacturing defects. We provide quick returns, exchanges, or compensation for any quality issues during the warranty period.

FAQ
Q: Does the product require special fuel mixing?
A: No mixing required. Use regular gasoline and add SAE 10W-30 oil to the separate oil reservoir.
Q: What cutting attachments work with this model?
A: The 31cc engine supports 0.095" or 0.105" trimmer line and 3-tooth or 4-tooth metal brush blades.
Q: Why might the engine smoke during operation?
A: Usually caused by overfilled oil reservoir or improper tilting. Check oil level and avoid extreme angles when stationary.
Q: How often should I check valve clearance?
A: Inspect valve clearance every 25-50 hours of use to maintain optimal performance and prevent starting issues.
Q: Can I use this for continuous commercial operation?
A: Yes, the 1.1kW power output and robust construction make this product suitable for professional daily use.

Contact
Ready to enhance your landscaping operations with the 31cc 4-Stroke Gas Brush Cutter? Contact our expert team at Sales1@cnjusen.com for personalized solutions, custom configurations, and competitive pricing on professional-grade equipment.

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