sriction hinge 1) Materials: zinc alloy 2) Surface treatment: powder coating 3) Color:RAL color system,all colors available 4) Operational life test:100000time at least 5) Lenghth:80mm 5) Easy to install, used in PVC window 8) Net weight:136g/pc 9) Each 5pcs hinge to one pvc bag 10) 200pcs to one carton,N.W.:27kgs/ctn G.W.:28kgs/ctn 11) Meas: 0.021cbm/ctn,carton size:47*17*15 12) Pcs/Container: 140000pcs/20' 19600kgs/20' 13) Capacity:10000pcs/day 14) OEM service available 14) OEM service available