Material: Made of stainless steel material, it is durable, not easy to rust or deform, and has great mechanical and elastic properties
Design: The extension spring is designed with a dual hook, the hook at both ends of the spring, more convenient and practical to fasten, and can be easily disassembled without other tools
Wide application: The stainless steel mechanical extension spring can be used in doors, curtain, automobiles, bicycles, mechanical devices, umbrella, kettle, razor, antique tape recorder, repair toy, pliers, piano, electrical, etc
Package Content: 10 pcs extension springs, enough for your daily use
