The concealed floor spring is a new design, through excellent processing technology and high-quality raw materials, the performance of concealed floor spring up to a higher standard. We are perfect for every detail of the concealed floor spring, guarantee the quality level, so as to bring you the perfect product experience. Degol Hardware Co.,Ltd is a professional China concealed floor spring manufacturer and supplier, if you are looking for the best concealed floor spring with low price, consult us now!