Introducing our superior quality product - Spring Cap&Lock Nut. As a leading factory, we take pride in offering this innovative solution for assembling former holders. Crafted with precision, our cap&lock nut combination ensures a secure and efficient assembly process. The spring-loaded design guarantees enhanced functionality and hassle-free operation. With a commitment to excellence, we have utilized top-notch materials, ensuring durability and longevity. Join numerous satisfied customers and trust our factory's expertise to deliver impeccable performance with our Spring Cap&Lock Nut.