Amazon
♥ Trampoline spring length: 13.5cm/5.3 inches ♥ Coil diameter: 3mm ♥ Product has 24 circles, Weight of 90g. Please refer to the product comparison picture ♥ Material: High quality galvanized, rust proof, stronger and more durable than ordinary trampoline springs
♥ Trampoline spring length: 13.5cm/5.3 inches ♥ Coil diameter: 3mm ♥ Product has 24 circles, Weight of 90g. Please refer to the product comparison picture ♥ Material: High quality galvanized, rust proof, stronger and more durable than ordinary trampoline springs