The 4 bar friction stay hinge is a new design, through excellent processing technology and high-quality raw materials, the performance of 4 bar friction stay hinge up to a higher standard. We are perfect for every detail of the 4 bar friction stay hinge, guarantee the quality level, so as to bring you the perfect product experience. 3H INC. is a professional China 4 bar friction stay hinge manufacturer and supplier, if you are looking for the best 4 bar friction stay hinge with low price, consult us now!
3H INC is one of the few company provide professional design and solutions for customer in window and door system field. We provide one-stop solution for window and door accessories...