jenny.liu@ruiju.com
+(86)-021-59798690
Committed to providing customized climbing solutions for domestic and foreign customers
Explore MoreExtension Ladder
Equipped with a sturdy support bar, Double-Sided Extension Ladder
1. High-Strength Aluminum Alloy
Safe load capacity up to 135kg.
2. Sectional Lift Ladder Design
Smooth lifting via lifting hooks, pulleys and ropes.
3. Heavy-Duty Support Poles
Excellent lateral stability and firm support.
4.Multiple Size Options
Available from 4m to 7.84m in height.
5. Professional Use
Ideal for telecom, firefighting, industrial work, renovation and cleaning.
| Model-YQSLT | 4000 | 5200 | 6520 | 7840 |
| Steps | 2x13 | 2x17 | 2x21 | 2x25 |
| A Frame Height (mm) | 4000 | 5200 | 6520 | 7840 |
| Bottom Width (mm) | 3380 | 3380 | 3380 | 4420 |
| Ladder Depth (mm) | 2430 | 3060 | 3755 | 4420 |
| Folded Length (mm) | 2810 | 3370 | 4035 | 4690 |
| Folded Thickness (mm) | 260 | 260 | 260 | 260 |
| Weight (kg) | 28.8 | 34.2 | 38.6 | 40.4 |
| 20" (pcs) | 88 | 73 | 61 | 53 |
| 40" (pcs) | 206 | 170 | 142 | 124 |

1. High-Strength Aluminum Construction for Reliable Load Capacity
The Double Sided Extension Ladder is crafted from premium aluminum alloy, offering a robust structure that safely supports up to 135 kg. Its durable, corrosion-resistant material ensures long-lasting performance for repeated high-altitude tasks.
2. Smooth Telescopic Operation for Adjustable Heights
Designed with a dual-ladder combination, the ladder features a rope-and-pulley system with hooks for effortless extension and retraction. Users can quickly adjust the ladder height to suit different tasks, making it highly versatile for various work environments.
3. Enhanced Stability with Strong Support Rods
Equipped with reinforced lateral support rods, the ladder maintains excellent side-to-side stability during use. This design minimizes wobbling and ensures a secure and steady platform, providing confidence and safety for professionals working at height.
4. Wide Range of Applications for Professional and Home Use
Available in multiple lengths from 4 meters to 7.84 meters, the ladder meets diverse requirements for high-altitude work. It is ideal for telecommunications, firefighting, industrial, and construction tasks, as well as residential projects like cleaning, renovation, or maintenance where a stable and safe elevated platform is needed.
| Model-YQSLT | 4000 | 5200 | 6520 | 7840 |
| Steps | 2x13 | 2x17 | 2x21 | 2x25 |
| A Frame Height (mm) | 4000 | 5200 | 6520 | 7840 |
| Bottom Width (mm) | 3380 | 3380 | 3380 | 4420 |
| Ladder Depth (mm) | 2430 | 3060 | 3755 | 4420 |
| Folded Length (mm) | 2810 | 3370 | 4035 | 4690 |
| Folded Thickness (mm) | 260 | 260 | 260 | 260 |
| Weight (kg) | 28.8 | 34.2 | 38.6 | 40.4 |
| 20" (pcs) | 88 | 73 | 61 | 53 |
| 40" (pcs) | 206 | 170 | 142 | 124 |
For project inquiries, fill in the form or contact us directly—our team responds promptly.
jenny.liu@ruiju.com
+(86)-021-59798690
+(86)-18930891708
No.89 Lane 455 Jiasong Middle Road Qingpu District,Shanghai, China










