M81 Metal Slider Short Pull auto lock 3F ZIPPER, RELIABLE CHOICE! M81 Metal Slider Short Pull 1.All sizes available:#3,#4,#5,#7,#8,#10,etc.2.Nylon, plastic or metal zippers and sliders3.Autolock,nonlock,pinlock,reversible and invisible sliders available4.Various finishings according to your demands.5.Reliable quality, quick delivery and first-rate service