PRODUCT: FRICTION HINGES FOR INSET TILT-TURN WINDOW MODEL NO: F03-L-18 / F03-R-18 COLOR: ORIGINAL TYPE：89° Hinge LOADING CAPACITY: LOADING 80KGS PACKING; 1 SET PER BAG，30BAGS PER CARTON MATERIAL: SUS304 AND PLASTIC APPLICATION: INSET CASEMENT WINDOWS OF C GROOVE，INSET INWARD OPENING WINDOW OF C GROOVE，INSET OUTWARD OPENING WINDOW OF C GROOVE FOR MORE INFORMATION， PLS CONTACT SALLY 153833708@QQ.COM