1. hook security stop lock 2. diameter: 4, 5, 6, 7,8mm 3. color: white, black or customized 4. specially designed for hook Magnetic stop lock for all kinds of shopsSecurity Hook, display hooks,pegboard hooks,supermarket hooks,gift shop hooks exhibition hooks,shop hooks,metal hook,Stop Lock1.Dimension: 39 x 19 x 15.4mm2.Inner Dia:6mm/4mm3.Colour: Red, blue, white, black, ect 4. Packing detail: 1, ...