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Excavator Boom Arm
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Long Reach Excavator Booms
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Excavator Telescopic Boom
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Demolition Boom
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Excavator Pile Driving
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Excavator Rock Bucket
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Excavator Rock Ripper
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Excavator Tunnel Boom
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Mechanical Excavator Grab
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Hydraulic Log Grapple
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Excavator Sliding Arm
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Excavator Standard Arm
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Excavator Thumb Bucket
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Ditch Cleaning Bucket
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Excavator Tilt Bucket
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Excavator Skeleton Bucket
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David CordovaHigh quality excavator boom with good price! I like it very much, so I brought 2 units of demolition arm again. The whole process went smoothly. Next time I need to buy excavator arms, I will buy them from here.
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Vaina ConroyVery happy with the service provided. All questions were answered promptly. The product was as described and arrived on time. Great packaging. The biggest surprise was that the welding quality of the product exceeded my expectations.
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William HollisterVery helpful. The excavator long reach arm I purchased are solidly built, well made and I have no doubt they will last for many years.
Kobelco Attachments Long Reach Excavator Boom Stick With Bucket And Cylinder
Condition | 100% Brand New | Material | 0355B/0690D Optional |
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Application | All Brand Excavator | Length | 16-30 Optional |
Payment Terms | T/T, Discussion | Delivery Time | 15 Working Days |
Packaging Details | Bubble Bag Packing | Certification | CE Certificate |
Brand Name | Zhonghe | Port | Shenzhen Yantian (Port) |
High Light | Kobelco Attachments Excavator Boom Stick,Excavator Boom Stick With Cylinder,Excavator Boom Stick With Bucket |
Custom Excavator Long Reach Kobelco Attachments Boom Stick with Bucket and Cylinder
Product Presentation of Excavator Boom
River dredging
The continuous expansion of cities and the demolition of old urban areas. For the sake of safety, the government did not demolish the relatively lower floors by blasting but chose three sections of extended arms for demolition. The three-section extended arm adds a section of the middle arm on the basis of the original two-section extended arm. The middle arm can protect the safety of the driver to a large extent. The three-stage extension arm is working with a hammer or hydraulic shears
Material Use | Q345B, Q550D, Also can customize to customer requirements |
Product Warranty Period | 6 months,9 months,1 Year |
Product Size | Most lengths can be 34M, According to customer requirements, Any excavator model |
Advantages of Zhonghe Excavator Long Arm
Using high quality materials, such as Q355B as default, Q690D optional, Niningbo connectors, seamless precision pipelines, graphite alloy copper sleeve, and strong but light bucket cylinder.
Built-in reinforcing ribs. Professional welding skills towards the different bearing positions. Groove preparation(45° edge-mining) before welding.
Hole drilling tolerance is within 5-10um, ensure accuracy.

Custom made:
1. Applicable to all brands of excavators.
2. Color, length, material can be made according to you.
3. Additional piping can be added to accommodate some additional applications.
4. Boom cylinders and stick cylinders can also be provided according to customer needs.
Strong production capacity:
We can produce 50 sets of excavator arms per month.
The annual output is 600 sets of various types of excavator arms.
Good service:
1. Online support within 24 hours.
2. Make an appointment for video technical support.
(Our engineers focus on excavator arms and attachments for more than 10 years)
3. The long arm of the excavator should be a two-section/three-section joint, which can be loaded into a container to save freight.
Warranty:
1 year for the long arm, 180 days for the cylinder and connecting rod, 90 days for the bucket.
All parts you needed are included.
Excavator long boom
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Excavator long arm
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Standard bucket
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Linkage kit
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Bucket cylinder
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Butter hose
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Pin
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Lubricating system
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Seals
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Specification of Excavator Boom Arm
Weight |
Model |
Part Length |
Total length(m) |
Weight(kg) |
Maximum removal height(m) |
Total Length(mm) | 25T | 8.5 | 16 | 2800 | 16M |
Boom(A)(mm) | 2.3 | 900 | |||
Arm(b)(mm) | 5.2 | 1700 | |||
Maximum Digger Radius(C)(mm) | 30T | 9.5 | 18 | 3000 | 18M |
Maximum Digger Depth(C)(mm) | 2.3 | 1000 | |||
Maximum Unloading Height(E)(mm) | 5.2 | 1950 | |||
Maximum Digger Height(F)(mm) | 35T | 10.5 | 20 | 3500 | 20M |
Bucket Volume(m³) | 2.3 | 1100 |
Company Strength
Our annual output of various types of excavator boom arms can reach 600 sets. We supply products with high quality and moderate prices, which sell well in more than 40 countries and areas.
We adhere to" Merit Quality, Sincerity Management, and Customer Satisfaction", and honestly greet customers from home and abroad to negotiate and cooperate with us.



FAQ of excavator long arm
A1: First, the whole long arm is lengthening, but the boom just lengthening from its middle sleeve to its end, so the original boom and stick cylinder can be used. Second, using the original parts can save you cost.
A2. Generally speaking, the 30-40 excavator longest arm suggests to be 8 meters, and can configure 0.1 cbm bucket, with no need for an extra counterweight. 55 excavator's longest arm suggests to be 12 meters, which can configure 0.1-0.15 cbm bucket, which needs 0.5 ton extra counterweight. 60-80 excavator longest arm suggests to be 12 meters, can configure 0.15-0.25 cbm bucket, need 0.5-0.7 ton extra counterweight.
It is not recommended to extend boom arm to longes the t length as mini excavator is easy to slosh.
Usually disconnecting the original boom arm, stick cylinder, then pin the new one is okay.
Kindly remind, use to prepare several containers to fill the oil before disassembling.