【Product Parameters】Material:Zinc-plating steel. Spring lengh: 5.5 inch,please refer to our second product image. Wire diameter:3mm. Active coil Number:28.
【Spring End Structure】One end of the springs is semicircular, which is easy to install; One end is an eccentric circle with higher tensile strength.
【Waist Drum Springs】These trampoline springs have better elasticity and strength than ordinary straight springs.But you need to measure your trampoline size to determine whether the spring size is appropriate.
【Replacement Trampoline Springs】Excellent trampoline replacement springs.Nevertheless, you still need to measure the size of your trampoline to confirm if our springs are suitable for your trampoline.
【After Sales Guarantee】If the trampoline springs you purchased breaks within 1 year.