PRODUCT: HEAVY DUTY INSET FRICTION HINGE WITH SIDE-HUNG WINDOW INSET CONCEALED HINGE MODEL NO: E33-A0-18 COLOR: ORIGINAL TYPE：89° Hinge LOADING CAPACITY: LOADING 80KGS PACKING; 1 SET PER BAG，50BAGS PER CARTON MATERIAL: SUS304 AND PLASTIC APPLICATION:INSET CASEMENT WINDOWS，INSET INWARD OPENING WINDOW，INSET OUTWARD OPENING WINDOW FOR MORE INFORMATION， PLS CONTACT SALLY 153833708@QQ.COM