Century Spring Corp Steel Extension Spring 11 x 38.1 x 1.2mm - 2 Pack

★★★★
101 reviews · 724+ sold
$18.71 $28.06 -33% OFF
You save: $9.35
Price reduced — was $28.06
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🔥 88% claimed — only 5 left at this price!
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Last purchased 23 minutes ago by someone in Geelong
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Description & Specs

The Century Spring Corp 11 x 38.1 x 1.2mm extension spring is a 2 pack of steel springs that absorb and store energy while resisting pulling forces. Each spring is made from high-grade spring wire and manufactured to commercial tolerances defined by the Spring Manufacturers Institute (SMI).

  • Material: Steel
  • Pack quantity: 2
  • Free length: 38.1mm
  • Outside diameter: 11.125mm
  • Inside diameter: 8.737mm
  • Wire size: 1.194mm
  • Max deflection: 43.434mm
  • Standards: Made to ASTM standards

As a tension spring it stretches under load and pulls back to its free length when released, making it a reliable choice for repairs and assemblies that need a controlled return action.

More about this product

The Century Spring Corp 11 x 38.1 x 1.2mm Extension Spring 2 Pack is designed for various applications requiring reliable energy absorption and resistance to pulling forces. This extension spring pack is manufactured using high-grade spring wire, adhering to ASTM standards and commercial tolerances as defined by the Spring Manufacturers Institute (SMI). The springs are engineered to absorb and store energy.

  • Material: Steel
  • Pack quantity: 2
  • Free length: 38.1mm
  • Outside diameter: 11.125mm
  • Wire size: 1.194mm

Questions & Answers

How many springs are in the pack?

This is a 2 pack of extension springs.

What is the free length of the spring?

The free length is 38.1mm.

What material and standard is it made to?

It is made from steel to ASTM standards and to commercial tolerances as defined by the Spring Manufacturers Institute (SMI).

What does an extension spring do?

It absorbs and stores energy while providing resistance to pulling forces, returning to its original length once the load is removed.

Shipping & Returns

Standard Shipping Australia-wide
Ships in 1-2 business days from our Australian warehouses
30-Day Returns
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.

Customer Reviews

4.3 ★★★★☆ 57 reviews
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✓ Fast Delivery ✓ Great Quality ✓ As Described Verified Purchases
S
Sophie H. 📍 Geelong VIC
1 month ago
✓ Verified Purchase

Great quality

Good quality and arrived ahead of schedule. Very happy.

D
Daniel P. 📍 Hobart TAS
1 month ago
✓ Verified Purchase

Brilliant Aussie deal

Been buying Century Spring Corp gear for years and this is one of their better ones. The Century Spring quality is excellent — everything was included and setup took under 10 minutes. Had it at the door in Brisbane within 2 days. My son immediately claimed it for himself so I had to order another. 10 out of 10.

C
Chloe D. 📍 Darwin NT
1 month ago
✓ Verified Purchase

No complaints at all

Exactly as described. Quick shipping. Would buy again.

M
Michael C. 📍 Townsville QLD
1 month ago
✓ Verified Purchase

Works perfectly out of the box

Was exactly what I needed for the price I paid. Arrived well packaged and was easy to set up straight away. Already recommended it to a friend who is also thinking of getting one.

H
Hannah P. 📍 Cairns QLD
1 month ago
✓ Verified Purchase

Worth every cent

Did a lot of comparison shopping before buying here and I have no regrets. Best price I found anywhere and delivery was fast — 3 days to Melbourne. Product feels genuinely premium, not cheap at all. Packaging was solid too, box arrived in perfect shape. Will be back for more.

T
Thomas R. 📍 Ballarat VIC
1 months ago
✓ Verified Purchase

Does the job well

Century Spring Corp quality is always reliable and this was no exception. Fast delivery too.