Outdoor Extension Coil Spring For Gymnastic Trampoline 7/16" 5/8" 7/8 Inch

Place of Origin Guangdong ,China
Brand Name Hershy Spring
Model Number HES-PC-003
Minimum Order Quantity 5000
Price USD+1~5+Piece/Pieces
Packaging Details Plastic bags for inner packing with cartons outside or according to the packing instruction of our customer
Delivery Time 15 work days
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 3000000+Piece/Poeces+Day
Product Details
Load Type Extension Material Stainless Steel
Wire Diameter 0.08mm-10mm Color According To Customer
Product Name Extension Spring Item Spring
Port Shen Zhen Size Customized Size
Quality Good Usage Industrial,Furniture,Furniturel/Automobile,Machine Parts
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Product Description

Customized High Quality Outdoor Extension Spring For Gymnastic Trampoline


Item Extension Spring for gymnastic trampoline
Material Spring Steel wire,304/303/316Stainelss Steel,Music wire,copper wire, Phosphor bronze Wire or any available wire.
Finishing End rounding, polishing, electrochemical polishing etc.
Process CNC Spring
Application field Electronic spare part,furniture parts,cellphone parts,auto hardware parts,gym equipment fittings ,etc.
Surface treatment

Anodizing, Polishing, Powder coating, Passivation, Sandblasting, Nickal plating,

Zinc plating, Chrome plating, Heat treatment, Oxidation


Electronic, auto, electric appliance, electrical machine, toy, medical treatment,

loudspeaker box, furniture and fitness equipment and other industries.

Design According to customer drawing or sample

CNC spring machines,CNC punching machines, CNC milling machines, CNC turning machines,

CNC machining center, Automatic lathes, Linear cutting, Grinding machine etc.

Standard JIS, DIN, ANSI, EN, etc.
Tolerance 0.005mm - 0.01mm
Surface Roughness Ra 1.6 -3.2
Software Auto CAD, Solid work, UG: PDF, DWG, DXF, IGS, STEP, SLDPRT

Foam polybag + Outer -Standard Carton Box/Carton Box with Pallet

+ Stretch Film

Delivery 10-25 days after receipt of customer's deposit
Main markets U.S.A, England, Spain, Germany, Italy, Switzerland, etc


What is the surface treatment of our springs

Nickel plating,zinc plating, or power coating (anti rust)

What is the Applications of our springs?

Electronics, electrical appliances, toys, locks, stationery, baby carriage, bicycle, gifts, crafts, kitchen appliances, cameras, printers, office equipment, precision equipment and various vehicles

Outdoor Extension Coil Spring For Gymnastic Trampoline 7/16" 5/8" 7/8 Inch 0

If Ask me, What is the Most Important thing in the World?
Different prople, different ideas. But today let me tell You the Truth.
with the development of the world, Poor Enviroment, poor Products, and dangerous life.....
However, HERSHEY Brings healthy ,green, and safty all around the world..
After That,Sunshine Smile is Always around all human beings.
They See Hope for Everything and Know How to Deliver the concept of healthy &safty..


Hershey spring Brings Brightness, Warmness and high quality products,.
Let us Know What is the most important thing!!!

Shipping :

1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;

2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;

3. Customers specifying freight forwarders or negotiable shipping methods!

4. Delivery Time: 3-5 days for samples; 5-25 days for batch goods.

Trade Terms:

1. Payment: T/T, L/C, Western Union, MoneyGram,PayPal,Etc.

2. MOQ: more than 1pc

3. Warranty : according to the certain product

4. Package Informations: poly bag, box, carton.

Company profile


Established in 2000, we are a professional spring solution provider engaged in the research, development and custom wire forms springs, torsion springs, tension springs, lighting springs clips and other metal components in past 20 years.

We have excellent teams who focus on product development and design, quality control & inspection and company running. In order to supply the satisfactory products and services, we have built a modern quality management system which is in strict accordance with international standards.

As an OEM supplier, we provide spring solutions for electronics, medical, toy, machines, furniture, and over fields, because of large overseas markets, most of our products have got CE certificates.

Adhering to the business principle of mutual benefits, we get a reliable reputation among our customers because of our professional services, quality products and competitive prices.


We warmly welcome customers from domestic and abroad to further win-win cooperation.


Production and packing

Outdoor Extension Coil Spring For Gymnastic Trampoline 7/16" 5/8" 7/8 Inch 1


a.Are you trading company or manufacturer ?
A: We are factory.

b. When is the delivery time?
A:Delivery will occur between 10 and 15 days from order date. Faster delivery time
can be arranged if needed

c. How much is the MOQ?
To start of our good business relationship, we’d love to listen to your suggestion

d. What’s your payment method?
A: Paypal, T/T, L/C, Western Unions, are available

e. How can I get one sample for testing?
Free sample: We’d love to send you free samples which have in stock, and you just need arrange shipment.