[12cm & 4.7inch]
Description:
To ensure you and your family get a lot of fun when jumping on the trampoline, it will bring a great bounce to your trampoline. We provide the safest and strongest and most resilient springs. Tension spring is made of high quality galvanized steel that can withstand heavy loads and damage caused by stretching.
Features:
1. The trampoline is slightly curved shape which is more durable than straight shape and has a higher tensile strength.
2. These upgraded trampoline springs are a complete alternative to rusted, worn and dangerous trampoline springs.
3.Cold resistant, weather resistant, rust resistant
4.Hook for a secure hold No need to worry about the spring coming off when jumping.
5. Easy to install with T-hooks (included)
6.(approx) 8.7cm/3.4" is a straight cylinder spring suitable for small trampolines. About 9cm/3.5inch, 10cm/3.9inch, 12cm/4.7inch, 13.5cm/5.3inch, 14.7cm/5.8inch, 16.5cm/6.5inch, 17.8cm/7inch is waist drum springs, suitable for large trampolines.
And 9cm/3.5in color is gold.
Specifications:
Name: Trampoline Tension Spring
Material: Galvanized steel
Spring Length:8.7cm/3.4inch,9cm/3.5inch,10cm/3.9inch,12cm/4.7inch,13.5cm/5.3inch,14.7cm/5.8inch,16.5cm/6.5inch,17.8cm/7inch
Package Contents:
15 x Spring
1 x Trampoline Spring T-Hook