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 |
| End Type | Double Center Loop |
| Finish | Zinc-Plated |
| Material | MBHD Carbon Steel |
| Outside Dia. | 0.358" |
| Overall Length | 16.5" |
| Type | Screen Door |
| Wire Dia. | 0.054" |
| Ship weight (kg) | 0.09 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 45.72 |
| Ship width (cm) | 10.16 |
| HS code | 7320205020 |
| Country of Origin | US |
| Model | Deflection @ Load | End Type | Finish | Load (lbs.) | Material | Outside Dia. | Overall Length | Spring Rate | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1NBR2 | 2.2" | Closed Drawbar | Zinc-Plated | 5.01 | High Carbon Steel | 0.675" | 4" | 2.28 Lbs./In. | £11.02 | |
| 1NBR3 | 1.9" | Closed Drawbar | Zinc-Plated | 55.1 | High Carbon Steel | 1.1" | 6" | 29 Lbs./In. | £22.22 | |
| 1NBR4 | 4" | Closed Drawbar | Zinc-Plated | 11.1 | High Carbon Steel | 1.162" | 6" | 2.77 Lbs./In. | £14.94 | |
| 1NBR5 | 3" | Closed Drawbar | Zinc-Plated | 12.62 | High Carbon Steel | 1.192" | 6" | 4.21 Lbs./In. | £17.83 | |
| 1NBR6 | 2.35" | Closed Drawbar | Zinc-Plated | 42.3 | High Carbon Steel | 0.875" | 7.5" | 18 Lbs./In. | £9.38 | |
| 1NBR7 | 2.75" | Closed Drawbar | Zinc-Plated | 180.65 | High Carbon Steel | 2.1" | 7.875" | 65.69 Lbs./In. | £47.74 | |
| 1NBR8 | 1.85" | Closed Drawbar | Zinc-Plated | 332.72 | High Carbon Steel | 2.1" | 8" | 179.85 Lbs./In. | £56.18 |
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+