door bolt BL-F530 1.material:steel 2.finish:light,sand-polished 3.size:4 ,6, ,8 ,10 ,12 inches hot selling Door Bolt BL-F530 1.material:steel2.finish:light,sand-polished3.size:4,6, 8, 10 ,12 inchesitem picture:our show room: Our fair exhibition our active: hot selling Door Bolt (F530)