Big Balkan Mechanism Big Balkan Mechanism facebook twitter email Product Details Additional Information Contact Us Product Code: 712BB It is used in sofas with wooden framing to adjust the sofa from sitting position to store case or bed position. Used in single, double or triple types of sofas. İstek Formu / Inquiry Form Kol Katlama Mekanizması (Dolu-Boş) Budapest Table Mechanism