We are closed from Monday, Dec 23rd and will reopen on Monday, Jan 6th. Any orders received during this time will be processed in the New Year.
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Get it by Wednesday, Jan 1
£19.99 Flat Shipping + VAT £19.99 flat shipping is applicable on orders with an aggregate weight less than 10kg. Orders exceeding 10kg will be charged default shipping rates
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Step 1 Add the items into your cart or submit a Purchase order
Step 2 Checkout, select NET30 payment (provide company registration and VAT number)
Step 3 Delivery via TNT or Royal Mail and receive invoice for payment in 30-days
Step 4 Make payment via BACS to our factoring partner,
| Item | Extension Spring |
| Deflection @ Load | 2.1" |
| End Type | Full Twist Loops |
| Finish | Plain |
| Initial Tension (lbs.) | 1.6 |
| Load (lbs.) | 17.6 |
| Material | High Carbon Steel |
| Outside Dia. | 0.36" |
| Overall Length | 4" |
| Spring Rate | 7.7 Lbs./In. |
| Type | Ultra Precision |
| Wire Dia. | 0.055" |
| Ship weight (kg) | 0.05 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 11.43 |
| Ship width (cm) | 5.08 |
| HS code | 7320205020 |
| Country of Origin | US |
| Model | Deflection @ Load | Load (lbs.) | Material | Outside Dia. | Overall Length | Spring Rate | Wire Dia. | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1NAR8 | 0.23" | 2.6 | High Carbon Steel | 0.18" | 1/2" | 10.5 Lbs./In. | 0.022" | 3 | £7.43 | |
| 1NAR9 | 0.63" | 1.55 | High Carbon Steel | 0.18" | 5/8" | 2.2 Lbs./In. | 0.018" | 3 | £6.08 | |
| 1NAT1 | 0.39" | 2.6 | High Carbon Steel | 0.18" | 5/8" | 6.3 Lbs./In. | 0.022" | 3 | £7.61 | |
| 1NAT2 | 0.2" | 5.82 | High Carbon Steel | 0.18" | 5/8" | 26.5 Lbs./In. | 0.029" | 3 | £7.61 | |
| 1NAT3 | 0.66" | 1.18 | High Carbon Steel | 0.24" | 5/8" | 1.6 Lbs./In. | 0.018" | 3 | £7.55 | |
| 1NAT4 | 0.25" | 4.5 | High Carbon Steel | 0.24" | 5/8" | 16.5 Lbs./In. | 0.029" | 3 | £7.61 | |
| 1NAT5 | 0.15" | 8.7 | High Carbon Steel | 0.24" | 5/8" | 54.7 Lbs./In. | 0.037" | 3 | £7.61 |
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
Trade pricing is available for 
Order Value should be £500+