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Q690D Long Reach Excavator Booms And Arm For DH280 DH330 DH420 DH500 10 - 50 Ton

China Guangzhou Huitong Machinery Co., Ltd. certification
We tried our first order in 2018, which was two years after I exchange my business card with Alice in 2016 Bauma conexpo India. Our supplier didn't finish our order on time, and it will cause around 100,000 USD lose to us. That's when we tried Huitong the first time. Huitong is good at dealing with rush orders, and the quality is very good.

—— Mr.Varun, Dealer, India

I work with Huitong the first time when I started my importing business. I've got tons of market insights from Jeremy. He is such a good friend being very tolerant to my bad temper. In 2017, Jeremy helped me handle a problem of bill of lading, which is caused by me. Huitong always emphasize that we should deal with the problem as soon as it occurs.

—— Mr.Stanislav Lilov, Bulgaria

We started cooperated with Huitong from 2017, they are honest, professional, always help us slove problems at the first step, we buy excavator attachments from Huitong in one stop, we share market insights like a good friend. Love Their Work.

—— Sony

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Q690D Long Reach Excavator Booms And Arm For DH280 DH330 DH420 DH500 10 - 50 Ton

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Large Image :  Q690D Long Reach Excavator Booms And Arm For DH280 DH330 DH420 DH500 10 - 50 Ton

Product Details:
Place of Origin: Guangdong
Brand Name: Huitong
Certification: ISO9001
Model Number: Long Reach boom
Payment & Shipping Terms:
Minimum Order Quantity: 1 Piece/Pieces
Price: Negotiable
Packaging Details: Standard Package
Delivery Time: 10-15 days
Payment Terms: T/T, Western Union,, MoneyGram
Supply Ability: 200 Set per Month
Detailed Product Description
Application: Mining Warranty: 12 Months
After-sales Service Provided: Video Technical Support, Online Support Machine Tonne: 6-55T
Certification: ISO9001:2008 Material: Q345B/Q690D
Service: 24 Hours Online Maximum Length: 24-34M
Delivery: 15-30 Days
High Light:

Q690D Long Reach Excavator Booms


DH330 Long Reach Excavator Booms


DH500 Long Reach Excavator Booms

Construction Machinery Parts Excavator Long Reach Boom and Arm for DH200/DH220/DH280/DH330/DH420/DH500 10-50 Ton Excavator


Product Description Features

1. Applicable for all the make and model of excavator.


2. Standard supply include:bucket,linkage,bucket cylinder, 4oil pipe/hose,6pins,lubricating system


3. Many different material such as Q345B,Q690D,Weldox are optional to suit to your application.


4. Big boom can be two jointed pcs to make it fittable into container to save shipping cost.


5. All the seam are 45 degree tapered before welding.


6. Six month warranty


7. Some parts can be consolidated using thicker plate or overlapping another plate for heavy-duty application.


8 Boom cylinder and arm cylinder can also be supplied if customer want.


9. Extra pipeline can be added to suit to some extra application.


10. Biggest long boom we have done is 32m long boom for Hitachi EX3500.


long boom



Product Applicable


The Long reach arm is extended the scope of work according to the working conditions and requirements of excavator It is the front end of the working device of excavator. The long reach arm require special sesign and manufacture.According to the operation mode, it is devided into demolition arm, arm pit, pile arm, etc. According to its section number, it is devided into: 2 sections, 3 sections, four sections and so on.



Customer Service

1. Before signing an official contract with our customers, we will help to analyze and provide professional solutions, recommdations based on the project information provided by customers.


2. An experienced tech-team are ready to meet your special requirements.


3. Your inquire related to our products or price will be replied in 24 hrs


4. Keeping our customers update about the orders' production process and arrange quality checking in the workshop is available if you want.


5. Online techinical supports are available for the whole product life. Oversea services are available with extra fees.


6. Shipment support is provided for our customer.



Packing and Shipping

Varies ways of packing for excavator attachments, you have most volume saved with Nude Pack, easier loading and unloading with Pallet and Frame pack, stacking high for small excavator bucket or other attachments with Frame Pack. While just as much as merits, each way of packing has its demerits. Pack and Frame Pack allows minimum scrathing of paint, but less loading.



Product name Excavator Long Boom Arm Excavator Long Arm for Kobelco/Hitachi/Volvo/Hyundai/Doosan/Daewoo/Kato/Sumitomo/Kubota
Material Q345B, Q550, HG785 plate
Color Yellow or Black & Customized
Finish Sand-blasted and painted
Hardness HRC47-60
Warranty time One Year / 2000 hours(Normal life 4000 hours)

Standard exported wooden pallet

Fumigate seaworthy packing

Time of delivery Within 30 davs after contact established.
OEM&ODM Acceptable
Payment terms T/T or L/C at sight
Our service


1. Professional Engineers

Give Us Size, Give You products". Engineers here with rich experience. Our engineers have dealed with this line for more than 15 years.
2. Sale & Service Team

24 Hours Online, Best service here for you anytime. Any question, please free contact us.
3. Factory & Warehouse

Focus On Quality Assurance.Keep The Enough Stock.
4. Shipping

Most of our prouducts have in stock, we can ship out your order in the shortest time.
5. About the Quality

We can offer the material report and test report. If the product was broken in quality guarantee period, we can ship new one to you.



1.Suit for various kinds of excavators .
2.Good quality with accurate size

3.Experienced and skillful welding workers
4.Supplying reinforced type long reach boom
5.High quality material of Q345B,/Q345D,Q550,Q690,for much more durable products


Detail Images

Q690D Long Reach Excavator Booms And Arm For DH280 DH330 DH420 DH500 10 - 50 Ton 1


Q690D Long Reach Excavator Booms And Arm For DH280 DH330 DH420 DH500 10 - 50 Ton 2

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We also manufacture excavator rock digging buckets, excavator trenching buckets, excavator sieve buckets with tooth, excavator mud buckets, excavator rippers, excavator demolition grapples, excavator compactor wheels, excavator root rakes, excavator tilt buckets, excavator skeleton buckets with cutting edge, excavator rock grabs, stand booms & arms and long reach arm, & booms, etc. They are made to suit from 2 - 75 ton Komatsu, Kobelco, CAT, Hitachi, Volvo, Sumitomo, Kato, JCB, John Deere, CASE, Liebherr, Atlas, Kubota, Takeuchi, IHI, Yanmar, Doosan, Hyundai, Yuchai, New Holland, XCMG, SANY, Zoomlian, Liugong, Sunward, etc excavators, dozers and backhoes.

Contact Details
Guangzhou Huitong Machinery Co., Ltd.

Contact Person: Tang

Tel: +8618922117251

Send your inquiry directly to us (0 / 3000)