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Quick Details

  • Type: Buffer For Suspension
  • Position: Front
  • Size: O.D :20-40mm
  • Car Make: all car
  • OE NO.: Inner Cylinders
  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Hyper Auto
  • Model Number: inner tubes twin shock
  • Warranty: 1 Years
  • Standard of Inner tubes: DIN2391 GB/T3639 ASTM A106 A516 A513 etc
  • O.D of Inner tubes: 20-40mm
  • W.T of Inner tubes: 1~15mm
  • Precision Inner tubes: 10#,20#,45#,37Mn5
  • Welded Tubes: SPHC,Q235B,S235JR,DC01,SPHT2
  • Tube Application: Shock Absorber cylinder
  • Test Control: 100% Full Inspection
  • Length: Fixed or as Random Length

Packaging & Delivery

Packaging Details Bundle packing,case packing Export standard seaworthy packing or as per buyer's request
Delivery Time 30-45 days


inner tubes twint shock absorber inner cylinder
O.D :20-40mm; W.T:1~15mm

inner tubes  twin shock absorber inner cylinder 


DIN2391 GB/T3639 ASTM A106 A516 A513 etc

Precision Tube(Inner Tube)


Welded Tube(Out Tube)



O.D :20-40mm; W.T:1~15mm

Production Condition


Tube Test

Ultrasonic flaw detector ,eddy current flaw detector ,and
    Magnetic detector depend on costomers requirement

Current Tube Export Market

Taiwan, America, South America ,Europe,, Africa, Middle East, etc

ApplicationAutomobiles, Motorcycles Shock Absorber



 Produce and Test 






Packaging & Shipping


Packing: Bundle packing,case packing. Export standard seaworthy packing or as per buyer's request




Company Information


What are we doing ?


  We specialises in development ,manufacturing and distributing of motorcycle and automobileshock absorber components ,such as piston rod , piston, sintered part, base valve ,rod guide,spring, inner tube, outer tube, oil seals, rubber bushing. 


Who are we ? 


Manufacturer and trader of auto parts .


Why us ?


·1. More reliable :Strictly quality control and many years experience , we have quality control person for each purchase order . 


· 2. Quality assurance: Strictly according to International standard like ASTM API DIN  


· 3. Superior Service: We will try our best to satisfy your per request.
 We prepare to provide the pre-sales serves, service during sales and afer-sales service for coustomes by the way of  advance service, value added service and personalized service.


Where are we ? 


Ningbo ,Zhejiang ,China




Transaction History of the Supplier

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Transaction Overview


Transaction Details

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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
7 Transactions 20,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $101,000
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