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Quick Details

  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: ETDOOR
  • Model Number: 72B
  • Style: Coil
  • Load Type: Extension
  • Material: Steel
  • Usage: garage door,door

Packaging & Delivery

Packaging Details Iron frame,Wooden packing
Delivery Time in 25 days after receive your deposit


We ETDOOR are a fast growing company specialized in the production of door openers and related products. We have exported our products to over 30 different countries,mainly in EU market.All of our products are in compliance with CE standards.

With more than 10 years' experience and our enthusiastic,industrious work teams,we are now able to provide a wide range of products and solutions to make home-access more convenient along with security.


Extension Springs Specifications :

1) Material:carbon steel;spring steel

2) Wire Dia.:3mm-4.5mm
3) Different size and length aviable

4) Surface treatment:Zinc,Nickel,Powder coating.
5) Type: Extension springs

6) Applications: Garage door,steel rolling door,industrial door

7) ISO9001 Certification.


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Transaction History of the Supplier

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Transaction Details

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China (Mainland) | Manufacturer, Trading Company
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Supplier Assessments:
22 Transactions 420,000+
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 $320,000
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