内置弹簧，具有减振功能，可保持对连接体的弹性预压
带侧孔，可配锁或铅封，防止松动
内扣挂钩，搭扣整体性强，结构紧凑
带锁芯，配套钥匙，具有防盗功能和安全性
Built in spring with vibration damping function, can maintain elastic preloading on the connecting body With side holes, can be equipped with locks or lead seals to prevent loosening
No. 1389 Kaiming Road, Economic Development Zone, Laizhou City, Shandong Province
