PRODUCT: 23MM HEAVY DUTY FRICTION HINGE WITH OUTWARD OPENING WINDOW MODEL NO: E04-A0-18 COLOR: ORIGINAL TYPE：89° Hinge LOADING CAPACITY: LOADING 80KGS PACKING; 1 SET PER BAG，50BAGS PER CARTON MATERIAL: SUS304 AND PLASTIC APPLICATION: CASEMENT WINDOWS，INWARD OPENING WINDOW，OUTWARD OPENING WINDOW，CONCEALED HINGE FOR MORE INFORMATION， PLS CONTACT SALLY 153833708@QQ.COM